8278315890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21226451}}^1$

素因数の和:21226474

約数の個数: 32

約数和(自身を含む): 21396263616

約数和(自身を除く): 13117947726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21226451, 42452902, 63679353, 106132255, 127358706, 212264510, 275943863, 318396765, 551887726, 636793530, 827831589, 1379719315, 1655663178, 2759438630, 4139157945, 8278315890]

約数ペア:

[(1, 8278315890), (2, 4139157945), (3, 2759438630), (5, 1655663178), (6, 1379719315), (10, 827831589), (13, 636793530), (15, 551887726), (26, 318396765), (30, 275943863), (39, 212264510), (65, 127358706), (78, 106132255), (130, 63679353), (195, 42452902), (390, 21226451)]