23901813

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 40216176

約数和(自身を除く): 16314363

約数列:

[1, 3, 9, 13, 17, 39, 51, 61, 117, 153, 183, 197, 221, 549, 591, 663, 793, 1037, 1773, 1989, 2379, 2561, 3111, 3349, 7137, 7683, 9333, 10047, 12017, 13481, 23049, 30141, 36051, 40443, 43537, 108153, 121329, 130611, 156221, 204289, 391833, 468663, 612867, 1405989, 1838601, 2655757, 7967271, 23901813]

約数ペア:

[(1, 23901813), (3, 7967271), (9, 2655757), (13, 1838601), (17, 1405989), (39, 612867), (51, 468663), (61, 391833), (117, 204289), (153, 156221), (183, 130611), (197, 121329), (221, 108153), (549, 43537), (591, 40443), (663, 36051), (793, 30141), (1037, 23049), (1773, 13481), (1989, 12017), (2379, 10047), (2561, 9333), (3111, 7683), (3349, 7137)]