289278843

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{12743}}^1$

素因数の和:12823

約数の個数: 32

約数和(自身を含む): 469794816

約数和(自身を除く): 180515973

約数列:

[1, 3, 7, 21, 23, 47, 69, 141, 161, 329, 483, 987, 1081, 3243, 7567, 12743, 22701, 38229, 89201, 267603, 293089, 598921, 879267, 1796763, 2051623, 4192447, 6154869, 12577341, 13775183, 41325549, 96426281, 289278843]

約数ペア:

[(1, 289278843), (3, 96426281), (7, 41325549), (21, 13775183), (23, 12577341), (47, 6154869), (69, 4192447), (141, 2051623), (161, 1796763), (329, 879267), (483, 598921), (987, 293089), (1081, 267603), (3243, 89201), (7567, 38229), (12743, 22701)]