156943514

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27817}}^1$

素因数の和:27870

約数の個数: 32

約数和(自身を含む): 299099136

約数和(自身を除く): 142155622

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 27817, 55634, 194719, 361621, 389438, 723242, 862327, 1724654, 2531347, 5062694, 6036289, 11210251, 12072578, 22420502, 78471757, 156943514]

約数ペア:

[(1, 156943514), (2, 78471757), (7, 22420502), (13, 12072578), (14, 11210251), (26, 6036289), (31, 5062694), (62, 2531347), (91, 1724654), (182, 862327), (217, 723242), (403, 389438), (434, 361621), (806, 194719), (2821, 55634), (5642, 27817)]