212351085

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{50741}}^1$

素因数の和:50786

約数の個数: 32

約数和(自身を含む): 389698560

約数和(自身を除く): 177347475

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 50741, 152223, 253705, 456669, 761115, 1370007, 1572971, 2283345, 4718913, 6850035, 7864855, 14156739, 23594565, 42470217, 70783695, 212351085]

約数ペア:

[(1, 212351085), (3, 70783695), (5, 42470217), (9, 23594565), (15, 14156739), (27, 7864855), (31, 6850035), (45, 4718913), (93, 2283345), (135, 1572971), (155, 1370007), (279, 761115), (465, 456669), (837, 253705), (1395, 152223), (4185, 50741)]