381517155

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91163}}^1$

素因数の和:91208

約数の個数: 32

約数和(自身を含む): 700139520

約数和(自身を除く): 318622365

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 91163, 273489, 455815, 820467, 1367445, 2461401, 2826053, 4102335, 8478159, 12307005, 14130265, 25434477, 42390795, 76303431, 127172385, 381517155]

約数ペア:

[(1, 381517155), (3, 127172385), (5, 76303431), (9, 42390795), (15, 25434477), (27, 14130265), (31, 12307005), (45, 8478159), (93, 4102335), (135, 2826053), (155, 2461401), (279, 1367445), (465, 820467), (837, 455815), (1395, 273489), (4185, 91163)]