164550981

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1223}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 258508800

約数和(自身を除く): 93957819

約数列:

[1, 3, 7, 21, 43, 129, 149, 301, 447, 903, 1043, 1223, 3129, 3669, 6407, 8561, 19221, 25683, 44849, 52589, 134547, 157767, 182227, 368123, 546681, 1104369, 1275589, 3826767, 7835761, 23507283, 54850327, 164550981]

約数ペア:

[(1, 164550981), (3, 54850327), (7, 23507283), (21, 7835761), (43, 3826767), (129, 1275589), (149, 1104369), (301, 546681), (447, 368123), (903, 182227), (1043, 157767), (1223, 134547), (3129, 52589), (3669, 44849), (6407, 25683), (8561, 19221)]