260691123

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{613}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 443494656

約数和(自身を除く): 182803533

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 263, 539, 613, 789, 1617, 1839, 1841, 2893, 4291, 5523, 6743, 8679, 12873, 12887, 20229, 20251, 30037, 38661, 47201, 60753, 90111, 141603, 141757, 161219, 330407, 425271, 483657, 991221, 1128533, 1773409, 3385599, 5320227, 7899731, 12413863, 23699193, 37241589, 86897041, 260691123]

約数ペア:

[(1, 260691123), (3, 86897041), (7, 37241589), (11, 23699193), (21, 12413863), (33, 7899731), (49, 5320227), (77, 3385599), (147, 1773409), (231, 1128533), (263, 991221), (539, 483657), (613, 425271), (789, 330407), (1617, 161219), (1839, 141757), (1841, 141603), (2893, 90111), (4291, 60753), (5523, 47201), (6743, 38661), (8679, 30037), (12873, 20251), (12887, 20229)]