3428425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 5749632

約数和(自身を除く): 2321207

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 137, 143, 175, 275, 325, 385, 455, 685, 715, 959, 1001, 1507, 1781, 1925, 2275, 3425, 3575, 4795, 5005, 7535, 8905, 10549, 12467, 19591, 23975, 25025, 37675, 44525, 52745, 62335, 97955, 137137, 263725, 311675, 489775, 685685, 3428425]

約数ペア:

[(1, 3428425), (5, 685685), (7, 489775), (11, 311675), (13, 263725), (25, 137137), (35, 97955), (55, 62335), (65, 52745), (77, 44525), (91, 37675), (137, 25025), (143, 23975), (175, 19591), (275, 12467), (325, 10549), (385, 8905), (455, 7535), (685, 5005), (715, 4795), (959, 3575), (1001, 3425), (1507, 2275), (1781, 1925)]