78378986

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5179}}^1$

素因数の和:5258

約数の個数: 32

約数和(自身を含む): 143216640

約数和(自身を除く): 64837654

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 2162, 5179, 7567, 10358, 15134, 36253, 72506, 119117, 238234, 243413, 486826, 833819, 1667638, 1703891, 3407782, 5598499, 11196998, 39189493, 78378986]

約数ペア:

[(1, 78378986), (2, 39189493), (7, 11196998), (14, 5598499), (23, 3407782), (46, 1703891), (47, 1667638), (94, 833819), (161, 486826), (322, 243413), (329, 238234), (658, 119117), (1081, 72506), (2162, 36253), (5179, 15134), (7567, 10358)]