13485875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 18642624

約数和(自身を除く): 5156749

約数列:

[1, 5, 13, 25, 43, 65, 125, 193, 215, 325, 559, 965, 1075, 1625, 2509, 2795, 4825, 5375, 8299, 12545, 13975, 24125, 41495, 62725, 69875, 107887, 207475, 313625, 539435, 1037375, 2697175, 13485875]

約数ペア:

[(1, 13485875), (5, 2697175), (13, 1037375), (25, 539435), (43, 313625), (65, 207475), (125, 107887), (193, 69875), (215, 62725), (325, 41495), (559, 24125), (965, 13975), (1075, 12545), (1625, 8299), (2509, 5375), (2795, 4825)]