2158181709

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 3144408000

約数和(自身を除く): 986226291

約数列:

[1, 3, 19, 57, 59, 73, 149, 177, 219, 447, 1121, 1387, 2831, 3363, 3481, 4161, 4307, 8493, 8791, 10443, 10877, 12921, 26373, 32631, 66139, 81833, 167029, 198417, 206663, 245499, 254113, 501087, 518669, 619989, 641743, 762339, 1556007, 1925229, 4828147, 9854711, 12193117, 14484441, 29564133, 36579351, 37862837, 113588511, 719393903, 2158181709]

約数ペア:

[(1, 2158181709), (3, 719393903), (19, 113588511), (57, 37862837), (59, 36579351), (73, 29564133), (149, 14484441), (177, 12193117), (219, 9854711), (447, 4828147), (1121, 1925229), (1387, 1556007), (2831, 762339), (3363, 641743), (3481, 619989), (4161, 518669), (4307, 501087), (8493, 254113), (8791, 245499), (10443, 206663), (10877, 198417), (12921, 167029), (26373, 81833), (32631, 66139)]