217470978

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 506097072

約数和(自身を除く): 288626094

約数列:

[1, 2, 3, 6, 9, 18, 37, 53, 61, 74, 101, 106, 111, 122, 159, 183, 202, 222, 303, 318, 333, 366, 477, 549, 606, 666, 909, 954, 1098, 1818, 1961, 2257, 3233, 3737, 3922, 4514, 5353, 5883, 6161, 6466, 6771, 7474, 9699, 10706, 11211, 11766, 12322, 13542, 16059, 17649, 18483, 19398, 20313, 22422, 29097, 32118, 33633, 35298, 36966, 40626, 48177, 55449, 58194, 67266, 96354, 110898, 119621, 198061, 227957, 239242, 326533, 358863, 396122, 455914, 594183, 653066, 683871, 717726, 979599, 1076589, 1188366, 1367742, 1782549, 1959198, 2051613, 2153178, 2938797, 3565098, 4103226, 5877594, 12081721, 24163442, 36245163, 72490326, 108735489, 217470978]

約数ペア:

[(1, 217470978), (2, 108735489), (3, 72490326), (6, 36245163), (9, 24163442), (18, 12081721), (37, 5877594), (53, 4103226), (61, 3565098), (74, 2938797), (101, 2153178), (106, 2051613), (111, 1959198), (122, 1782549), (159, 1367742), (183, 1188366), (202, 1076589), (222, 979599), (303, 717726), (318, 683871), (333, 653066), (366, 594183), (477, 455914), (549, 396122), (606, 358863), (666, 326533), (909, 239242), (954, 227957), (1098, 198061), (1818, 119621), (1961, 110898), (2257, 96354), (3233, 67266), (3737, 58194), (3922, 55449), (4514, 48177), (5353, 40626), (5883, 36966), (6161, 35298), (6466, 33633), (6771, 32118), (7474, 29097), (9699, 22422), (10706, 20313), (11211, 19398), (11766, 18483), (12322, 17649), (13542, 16059)]