64138509

素因数分解:

$3^2\times {\mathrm{19}}^3\times {\mathrm{1039}}^1$

素因数の和:1102

約数の個数: 24

約数和(自身を含む): 97884800

約数和(自身を除く): 33746291

約数列:

[1, 3, 9, 19, 57, 171, 361, 1039, 1083, 3117, 3249, 6859, 9351, 19741, 20577, 59223, 61731, 177669, 375079, 1125237, 3375711, 7126501, 21379503, 64138509]

約数ペア:

[(1, 64138509), (3, 21379503), (9, 7126501), (19, 3375711), (57, 1125237), (171, 375079), (361, 177669), (1039, 61731), (1083, 59223), (3117, 20577), (3249, 19741), (6859, 9351)]