266911209

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{6983}}^1$

素因数の和:7157

約数の個数: 24

約数和(自身を含む): 400937472

約数和(自身を除く): 134026263

約数列:

[1, 3, 9, 31, 93, 137, 279, 411, 1233, 4247, 6983, 12741, 20949, 38223, 62847, 216473, 649419, 956671, 1948257, 2870013, 8610039, 29656801, 88970403, 266911209]

約数ペア:

[(1, 266911209), (3, 88970403), (9, 29656801), (31, 8610039), (93, 2870013), (137, 1948257), (279, 956671), (411, 649419), (1233, 216473), (4247, 62847), (6983, 38223), (12741, 20949)]