7128219

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 11805696

約数和(自身を除く): 4677477

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 487, 697, 861, 1461, 2091, 3409, 4879, 8279, 10227, 14637, 19967, 24837, 57953, 59901, 139769, 173859, 339439, 419307, 1018317, 2376073, 7128219]

約数ペア:

[(1, 7128219), (3, 2376073), (7, 1018317), (17, 419307), (21, 339439), (41, 173859), (51, 139769), (119, 59901), (123, 57953), (287, 24837), (357, 19967), (487, 14637), (697, 10227), (861, 8279), (1461, 4879), (2091, 3409)]