64404207

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2287}}^1$

素因数の和:2452

約数の個数: 32

約数和(自身を含む): 109824000

約数和(自身を除く): 45419793

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 2287, 3129, 4023, 6861, 9387, 16009, 20583, 28161, 48027, 61749, 144081, 340763, 432243, 1022289, 2385341, 3066867, 7156023, 9200601, 21468069, 64404207]

約数ペア:

[(1, 64404207), (3, 21468069), (7, 9200601), (9, 7156023), (21, 3066867), (27, 2385341), (63, 1022289), (149, 432243), (189, 340763), (447, 144081), (1043, 61749), (1341, 48027), (2287, 28161), (3129, 20583), (4023, 16009), (6861, 9387)]