78837213

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15199}}^1$

素因数の和:15241

約数の個数: 32

約数和(自身を含む): 136192000

約数和(自身を除く): 57354787

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 15199, 45597, 106393, 197587, 288781, 319179, 592761, 866343, 1383109, 2021467, 3754153, 4149327, 6064401, 11262459, 26279071, 78837213]

約数ペア:

[(1, 78837213), (3, 26279071), (7, 11262459), (13, 6064401), (19, 4149327), (21, 3754153), (39, 2021467), (57, 1383109), (91, 866343), (133, 592761), (247, 319179), (273, 288781), (399, 197587), (741, 106393), (1729, 45597), (5187, 15199)]