80852457

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 126019584

約数和(自身を除く): 45167127

約数列:

[1, 3, 7, 21, 71, 211, 213, 257, 497, 633, 771, 1477, 1491, 1799, 4431, 5397, 14981, 18247, 44943, 54227, 54741, 104867, 127729, 162681, 314601, 379589, 383187, 1138767, 3850117, 11550351, 26950819, 80852457]

約数ペア:

[(1, 80852457), (3, 26950819), (7, 11550351), (21, 3850117), (71, 1138767), (211, 383187), (213, 379589), (257, 314601), (497, 162681), (633, 127729), (771, 104867), (1477, 54741), (1491, 54227), (1799, 44943), (4431, 18247), (5397, 14981)]