8121309

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 12744288

約数和(自身を除く): 4622979

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 547, 707, 1641, 2121, 3829, 4949, 11487, 14847, 26803, 55247, 80409, 165741, 386729, 1160187, 2707103, 8121309]

約数ペア:

[(1, 8121309), (3, 2707103), (7, 1160187), (21, 386729), (49, 165741), (101, 80409), (147, 55247), (303, 26803), (547, 14847), (707, 11487), (1641, 4949), (2121, 3829)]