9780781608

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10449553}}^1$

素因数の和:10449578

約数の個数: 48

約数和(自身を含む): 28527282420

約数和(自身を除く): 18746500812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 10449553, 20899106, 31348659, 41798212, 62697318, 83596424, 94045977, 125394636, 135844189, 188091954, 250789272, 271688378, 376183908, 407532567, 543376756, 752367816, 815065134, 1086753512, 1222597701, 1630130268, 2445195402, 3260260536, 4890390804, 9780781608]

約数ペア:

[(1, 9780781608), (2, 4890390804), (3, 3260260536), (4, 2445195402), (6, 1630130268), (8, 1222597701), (9, 1086753512), (12, 815065134), (13, 752367816), (18, 543376756), (24, 407532567), (26, 376183908), (36, 271688378), (39, 250789272), (52, 188091954), (72, 135844189), (78, 125394636), (104, 94045977), (117, 83596424), (156, 62697318), (234, 41798212), (312, 31348659), (468, 20899106), (936, 10449553)]