281052045

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67157}}^1$

素因数の和:67202

約数の個数: 32

約数和(自身を含む): 515773440

約数和(自身を除く): 234721395

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 67157, 201471, 335785, 604413, 1007355, 1813239, 2081867, 3022065, 6245601, 9066195, 10409335, 18736803, 31228005, 56210409, 93684015, 281052045]

約数ペア:

[(1, 281052045), (3, 93684015), (5, 56210409), (9, 31228005), (15, 18736803), (27, 10409335), (31, 9066195), (45, 6245601), (93, 3022065), (135, 2081867), (155, 1813239), (279, 1007355), (465, 604413), (837, 335785), (1395, 201471), (4185, 67157)]