156946881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{1051}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 258270208

約数和(自身を除く): 101323327

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 547, 1051, 1641, 3153, 3829, 7111, 7357, 11487, 13663, 21333, 22071, 40989, 49777, 95641, 149331, 286923, 574897, 1724691, 4024279, 7473661, 12072837, 22420983, 52315627, 156946881]

約数ペア:

[(1, 156946881), (3, 52315627), (7, 22420983), (13, 12072837), (21, 7473661), (39, 4024279), (91, 1724691), (273, 574897), (547, 286923), (1051, 149331), (1641, 95641), (3153, 49777), (3829, 40989), (7111, 22071), (7357, 21333), (11487, 13663)]