81689044

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{7561}}^1$

素因数の和:7675

約数の個数: 24

約数和(自身を含む): 148850408

約数和(自身を除く): 67161364

約数列:

[1, 2, 4, 37, 73, 74, 146, 148, 292, 2701, 5402, 7561, 10804, 15122, 30244, 279757, 551953, 559514, 1103906, 1119028, 2207812, 20422261, 40844522, 81689044]

約数ペア:

[(1, 81689044), (2, 40844522), (4, 20422261), (37, 2207812), (73, 1119028), (74, 1103906), (146, 559514), (148, 551953), (292, 279757), (2701, 30244), (5402, 15122), (7561, 10804)]