68990904

素因数分解:

$2^3\times 3^2\times {\mathrm{647}}^1\times {\mathrm{1481}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 187265520

約数和(自身を除く): 118274616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 647, 1294, 1481, 1941, 2588, 2962, 3882, 4443, 5176, 5823, 5924, 7764, 8886, 11646, 11848, 13329, 15528, 17772, 23292, 26658, 35544, 46584, 53316, 106632, 958207, 1916414, 2874621, 3832828, 5749242, 7665656, 8623863, 11498484, 17247726, 22996968, 34495452, 68990904]

約数ペア:

[(1, 68990904), (2, 34495452), (3, 22996968), (4, 17247726), (6, 11498484), (8, 8623863), (9, 7665656), (12, 5749242), (18, 3832828), (24, 2874621), (36, 1916414), (72, 958207), (647, 106632), (1294, 53316), (1481, 46584), (1941, 35544), (2588, 26658), (2962, 23292), (3882, 17772), (4443, 15528), (5176, 13329), (5823, 11848), (5924, 11646), (7764, 8886)]