861795168

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{690541}}^1$

素因数の和:690567

約数の個数: 48

約数和(自身を含む): 2436232176

約数和(自身を除く): 1574437008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 690541, 1381082, 2071623, 2762164, 4143246, 5524328, 8286492, 8977033, 11048656, 16572984, 17954066, 22097312, 26931099, 33145968, 35908132, 53862198, 66291936, 71816264, 107724396, 143632528, 215448792, 287265056, 430897584, 861795168]

約数ペア:

[(1, 861795168), (2, 430897584), (3, 287265056), (4, 215448792), (6, 143632528), (8, 107724396), (12, 71816264), (13, 66291936), (16, 53862198), (24, 35908132), (26, 33145968), (32, 26931099), (39, 22097312), (48, 17954066), (52, 16572984), (78, 11048656), (96, 8977033), (104, 8286492), (156, 5524328), (208, 4143246), (312, 2762164), (416, 2071623), (624, 1381082), (1248, 690541)]