278328206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{34421}}^1$

素因数の和:34747

約数の個数: 16

約数和(自身を含む): 451065888

約数和(自身を除く): 172737682

約数列:

[1, 2, 13, 26, 311, 622, 4043, 8086, 34421, 68842, 447473, 894946, 10704931, 21409862, 139164103, 278328206]

約数ペア:

[(1, 278328206), (2, 139164103), (13, 21409862), (26, 10704931), (311, 894946), (622, 447473), (4043, 68842), (8086, 34421)]