397390630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{436693}}^1$

素因数の和:436720

約数の個数: 32

約数和(自身を含む): 880375104

約数和(自身を除く): 482984474

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 436693, 873386, 2183465, 3056851, 4366930, 5677009, 6113702, 11354018, 15284255, 28385045, 30568510, 39739063, 56770090, 79478126, 198695315, 397390630]

約数ペア:

[(1, 397390630), (2, 198695315), (5, 79478126), (7, 56770090), (10, 39739063), (13, 30568510), (14, 28385045), (26, 15284255), (35, 11354018), (65, 6113702), (70, 5677009), (91, 4366930), (130, 3056851), (182, 2183465), (455, 873386), (910, 436693)]