8227455

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 13685760

約数和(自身を除く): 5458305

約数列:

[1, 3, 5, 15, 53, 79, 131, 159, 237, 265, 393, 395, 655, 795, 1185, 1965, 4187, 6943, 10349, 12561, 20829, 20935, 31047, 34715, 51745, 62805, 104145, 155235, 548497, 1645491, 2742485, 8227455]

約数ペア:

[(1, 8227455), (3, 2742485), (5, 1645491), (15, 548497), (53, 155235), (79, 104145), (131, 62805), (159, 51745), (237, 34715), (265, 31047), (393, 20935), (395, 20829), (655, 12561), (795, 10349), (1185, 6943), (1965, 4187)]