155892359

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 195532800

約数和(自身を除く): 39640441

約数列:

[1, 7, 19, 37, 79, 133, 259, 401, 553, 703, 1501, 2807, 2923, 4921, 7619, 10507, 14837, 20461, 31679, 53333, 55537, 103859, 221753, 281903, 388759, 601901, 1172123, 1973321, 4213307, 8204861, 22270337, 155892359]

約数ペア:

[(1, 155892359), (7, 22270337), (19, 8204861), (37, 4213307), (79, 1973321), (133, 1172123), (259, 601901), (401, 388759), (553, 281903), (703, 221753), (1501, 103859), (2807, 55537), (2923, 53333), (4921, 31679), (7619, 20461), (10507, 14837)]