87020906

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4663}}^1$

素因数の和:4746

約数の個数: 32

約数和(自身を含む): 157605888

約数和(自身を除く): 70584982

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 217, 301, 434, 602, 1333, 2666, 4663, 9326, 9331, 18662, 32641, 65282, 144553, 200509, 289106, 401018, 1011871, 1403563, 2023742, 2807126, 6215779, 12431558, 43510453, 87020906]

約数ペア:

[(1, 87020906), (2, 43510453), (7, 12431558), (14, 6215779), (31, 2807126), (43, 2023742), (62, 1403563), (86, 1011871), (217, 401018), (301, 289106), (434, 200509), (602, 144553), (1333, 65282), (2666, 32641), (4663, 18662), (9326, 9331)]