399726730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3074821}}^1$

素因数の和:3074841

約数の個数: 16

約数和(自身を含む): 774855144

約数和(自身を除く): 375128414

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3074821, 6149642, 15374105, 30748210, 39972673, 79945346, 199863365, 399726730]

約数ペア:

[(1, 399726730), (2, 199863365), (5, 79945346), (10, 39972673), (13, 30748210), (26, 15374105), (65, 6149642), (130, 3074821)]