51711471

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{12251}}^1$

素因数の和:12331

約数の個数: 24

約数和(自身を含む): 86646144

約数和(自身を除く): 34934673

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 12251, 36753, 85757, 110259, 257271, 771813, 820817, 2462451, 5745719, 7387353, 17237157, 51711471]

約数ペア:

[(1, 51711471), (3, 17237157), (7, 7387353), (9, 5745719), (21, 2462451), (63, 820817), (67, 771813), (201, 257271), (469, 110259), (603, 85757), (1407, 36753), (4221, 12251)]