971425

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:98

約数の個数: 36

約数和(自身を含む): 1533756

約数和(自身を除く): 562331

約数列:

[1, 5, 7, 13, 25, 35, 49, 61, 65, 91, 175, 245, 305, 325, 427, 455, 637, 793, 1225, 1525, 2135, 2275, 2989, 3185, 3965, 5551, 10675, 14945, 15925, 19825, 27755, 38857, 74725, 138775, 194285, 971425]

約数ペア:

[(1, 971425), (5, 194285), (7, 138775), (13, 74725), (25, 38857), (35, 27755), (49, 19825), (61, 15925), (65, 14945), (91, 10675), (175, 5551), (245, 3965), (305, 3185), (325, 2989), (427, 2275), (455, 2135), (637, 1525), (793, 1225)]