28708264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{276041}}^1$

素因数の和:276060

約数の個数: 16

約数和(自身を含む): 57968820

約数和(自身を除く): 29260556

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 276041, 552082, 1104164, 2208328, 3588533, 7177066, 14354132, 28708264]

約数ペア:

[(1, 28708264), (2, 14354132), (4, 7177066), (8, 3588533), (13, 2208328), (26, 1104164), (52, 552082), (104, 276041)]