13662475

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 36

約数和(自身を含む): 18881728

約数和(自身を除く): 5219253

約数列:

[1, 5, 17, 25, 31, 61, 85, 155, 289, 305, 425, 527, 775, 1037, 1445, 1525, 1891, 2635, 5185, 7225, 8959, 9455, 13175, 17629, 25925, 32147, 44795, 47275, 88145, 160735, 223975, 440725, 546499, 803675, 2732495, 13662475]

約数ペア:

[(1, 13662475), (5, 2732495), (17, 803675), (25, 546499), (31, 440725), (61, 223975), (85, 160735), (155, 88145), (289, 47275), (305, 44795), (425, 32147), (527, 25925), (775, 17629), (1037, 13175), (1445, 9455), (1525, 8959), (1891, 7225), (2635, 5185)]