291277116

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1252

約数の個数: 144

約数和(自身を含む): 867379968

約数和(自身を除く): 576102852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 31, 34, 36, 39, 51, 52, 62, 68, 78, 93, 102, 117, 124, 153, 156, 186, 204, 221, 234, 279, 306, 372, 403, 442, 468, 527, 558, 612, 663, 806, 884, 1054, 1116, 1181, 1209, 1326, 1581, 1612, 1989, 2108, 2362, 2418, 2652, 3162, 3543, 3627, 3978, 4724, 4743, 4836, 6324, 6851, 7086, 7254, 7956, 9486, 10629, 13702, 14172, 14508, 15353, 18972, 20077, 20553, 21258, 27404, 30706, 36611, 40154, 41106, 42516, 46059, 60231, 61412, 61659, 73222, 80308, 82212, 92118, 109833, 120462, 123318, 138177, 146444, 180693, 184236, 219666, 240924, 246636, 261001, 276354, 329499, 361386, 439332, 475943, 522002, 552708, 622387, 658998, 722772, 783003, 951886, 1044004, 1244774, 1317996, 1427829, 1566006, 1867161, 1903772, 2349009, 2489548, 2855658, 3132012, 3734322, 4283487, 4698018, 5601483, 5711316, 7468644, 8091031, 8566974, 9396036, 11202966, 16182062, 17133948, 22405932, 24273093, 32364124, 48546186, 72819279, 97092372, 145638558, 291277116]

約数ペア:

[(1, 291277116), (2, 145638558), (3, 97092372), (4, 72819279), (6, 48546186), (9, 32364124), (12, 24273093), (13, 22405932), (17, 17133948), (18, 16182062), (26, 11202966), (31, 9396036), (34, 8566974), (36, 8091031), (39, 7468644), (51, 5711316), (52, 5601483), (62, 4698018), (68, 4283487), (78, 3734322), (93, 3132012), (102, 2855658), (117, 2489548), (124, 2349009), (153, 1903772), (156, 1867161), (186, 1566006), (204, 1427829), (221, 1317996), (234, 1244774), (279, 1044004), (306, 951886), (372, 783003), (403, 722772), (442, 658998), (468, 622387), (527, 552708), (558, 522002), (612, 475943), (663, 439332), (806, 361386), (884, 329499), (1054, 276354), (1116, 261001), (1181, 246636), (1209, 240924), (1326, 219666), (1581, 184236), (1612, 180693), (1989, 146444), (2108, 138177), (2362, 123318), (2418, 120462), (2652, 109833), (3162, 92118), (3543, 82212), (3627, 80308), (3978, 73222), (4724, 61659), (4743, 61412), (4836, 60231), (6324, 46059), (6851, 42516), (7086, 41106), (7254, 40154), (7956, 36611), (9486, 30706), (10629, 27404), (13702, 21258), (14172, 20553), (14508, 20077), (15353, 18972)]