397347470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3056519}}^1$

素因数の和:3056539

約数の個数: 16

約数和(自身を含む): 770243040

約数和(自身を除く): 372895570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3056519, 6113038, 15282595, 30565190, 39734747, 79469494, 198673735, 397347470]

約数ペア:

[(1, 397347470), (2, 198673735), (5, 79469494), (10, 39734747), (13, 30565190), (26, 15282595), (65, 6113038), (130, 3056519)]