64398465

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84181}}^1$

素因数の和:84209

約数の個数: 24

約数和(自身を含む): 118191528

約数和(自身を除く): 53793063

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 84181, 252543, 420905, 757629, 1262715, 1431077, 3788145, 4293231, 7155385, 12879693, 21466155, 64398465]

約数ペア:

[(1, 64398465), (3, 21466155), (5, 12879693), (9, 7155385), (15, 4293231), (17, 3788145), (45, 1431077), (51, 1262715), (85, 757629), (153, 420905), (255, 252543), (765, 84181)]