31370729

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 39029760

約数和(自身を除く): 7659031

約数列:

[1, 13, 17, 19, 31, 221, 241, 247, 323, 403, 527, 589, 3133, 4097, 4199, 4579, 6851, 7471, 7657, 10013, 53261, 59527, 77843, 97123, 127007, 130169, 141949, 1011959, 1651091, 1845337, 2413133, 31370729]

約数ペア:

[(1, 31370729), (13, 2413133), (17, 1845337), (19, 1651091), (31, 1011959), (221, 141949), (241, 130169), (247, 127007), (323, 97123), (403, 77843), (527, 59527), (589, 53261), (3133, 10013), (4097, 7657), (4199, 7471), (4579, 6851)]