900101778874

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{8867}}^1\times {\mathrm{11779}}^1$

素因数の和:20818

約数の個数: 32

約数和(自身を含む): 1404010137600

約数和(自身を除く): 503908358726

約数列:

[1, 2, 31, 62, 139, 278, 4309, 8618, 8867, 11779, 17734, 23558, 274877, 365149, 549754, 730298, 1232513, 1637281, 2465026, 3274562, 38207903, 50755711, 76415806, 101511422, 104444393, 208888786, 3237776183, 6475552366, 14517770627, 29035541254, 450050889437, 900101778874]

約数ペア:

[(1, 900101778874), (2, 450050889437), (31, 29035541254), (62, 14517770627), (139, 6475552366), (278, 3237776183), (4309, 208888786), (8618, 104444393), (8867, 101511422), (11779, 76415806), (17734, 50755711), (23558, 38207903), (274877, 3274562), (365149, 2465026), (549754, 1637281), (730298, 1232513)]