664695408

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1065217}}^1$

素因数の和:1065241

約数の個数: 40

約数和(自身を含む): 1849218448

約数和(自身を除く): 1184523040

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1065217, 2130434, 3195651, 4260868, 6391302, 8521736, 12782604, 13847821, 17043472, 25565208, 27695642, 41543463, 51130416, 55391284, 83086926, 110782568, 166173852, 221565136, 332347704, 664695408]

約数ペア:

[(1, 664695408), (2, 332347704), (3, 221565136), (4, 166173852), (6, 110782568), (8, 83086926), (12, 55391284), (13, 51130416), (16, 41543463), (24, 27695642), (26, 25565208), (39, 17043472), (48, 13847821), (52, 12782604), (78, 8521736), (104, 6391302), (156, 4260868), (208, 3195651), (312, 2130434), (624, 1065217)]