18447101981

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{6199}}^1\times {\mathrm{5521}}^1$

素因数の和:11745

約数の個数: 24

約数和(自身を含む): 23417697600

約数和(自身を除く): 4970595619

約数列:

[1, 7, 11, 49, 77, 539, 5521, 6199, 38647, 43393, 60731, 68189, 270529, 303751, 425117, 477323, 2975819, 3341261, 34224679, 239572753, 376471469, 1677009271, 2635300283, 18447101981]

約数ペア:

[(1, 18447101981), (7, 2635300283), (11, 1677009271), (49, 376471469), (77, 239572753), (539, 34224679), (5521, 3341261), (6199, 2975819), (38647, 477323), (43393, 425117), (60731, 303751), (68189, 270529)]