155563668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19553}}^1$

素因数の和:19593

約数の個数: 72

約数和(自身を含む): 448412328

約数和(自身を除く): 292848660

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 19553, 39106, 58659, 78212, 117318, 175977, 234636, 254189, 332401, 351954, 508378, 664802, 703908, 762567, 997203, 1016756, 1329604, 1525134, 1994406, 2287701, 2991609, 3050268, 3988812, 4321213, 4575402, 5983218, 8642426, 9150804, 11966436, 12963639, 17284852, 25927278, 38890917, 51854556, 77781834, 155563668]

約数ペア:

[(1, 155563668), (2, 77781834), (3, 51854556), (4, 38890917), (6, 25927278), (9, 17284852), (12, 12963639), (13, 11966436), (17, 9150804), (18, 8642426), (26, 5983218), (34, 4575402), (36, 4321213), (39, 3988812), (51, 3050268), (52, 2991609), (68, 2287701), (78, 1994406), (102, 1525134), (117, 1329604), (153, 1016756), (156, 997203), (204, 762567), (221, 703908), (234, 664802), (306, 508378), (442, 351954), (468, 332401), (612, 254189), (663, 234636), (884, 175977), (1326, 117318), (1989, 78212), (2652, 58659), (3978, 39106), (7956, 19553)]