64856685

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 106939008

約数和(自身を除く): 42082323

約数列:

[1, 3, 5, 15, 43, 129, 193, 215, 521, 579, 645, 965, 1563, 2605, 2895, 7815, 8299, 22403, 24897, 41495, 67209, 100553, 112015, 124485, 301659, 336045, 502765, 1508295, 4323779, 12971337, 21618895, 64856685]

約数ペア:

[(1, 64856685), (3, 21618895), (5, 12971337), (15, 4323779), (43, 1508295), (129, 502765), (193, 336045), (215, 301659), (521, 124485), (579, 112015), (645, 100553), (965, 67209), (1563, 41495), (2605, 24897), (2895, 22403), (7815, 8299)]