31499312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{761}}^1$

素因数の和:981

約数の個数: 40

約数和(自身を含む): 66141600

約数和(自身を除く): 34642288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 199, 208, 398, 761, 796, 1522, 1592, 2587, 3044, 3184, 5174, 6088, 9893, 10348, 12176, 19786, 20696, 39572, 41392, 79144, 151439, 158288, 302878, 605756, 1211512, 1968707, 2423024, 3937414, 7874828, 15749656, 31499312]

約数ペア:

[(1, 31499312), (2, 15749656), (4, 7874828), (8, 3937414), (13, 2423024), (16, 1968707), (26, 1211512), (52, 605756), (104, 302878), (199, 158288), (208, 151439), (398, 79144), (761, 41392), (796, 39572), (1522, 20696), (1592, 19786), (2587, 12176), (3044, 10348), (3184, 9893), (5174, 6088)]