397345624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{224743}}^1$

素因数の和:224779

約数の個数: 32

約数和(自身を含む): 849532320

約数和(自身を除く): 452186696

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 224743, 449486, 898972, 1797944, 2921659, 3820631, 5843318, 7641262, 11686636, 15282524, 23373272, 30565048, 49668203, 99336406, 198672812, 397345624]

約数ペア:

[(1, 397345624), (2, 198672812), (4, 99336406), (8, 49668203), (13, 30565048), (17, 23373272), (26, 15282524), (34, 11686636), (52, 7641262), (68, 5843318), (104, 3820631), (136, 2921659), (221, 1797944), (442, 898972), (884, 449486), (1768, 224743)]