40687998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521641}}^1$

素因数の和:521659

約数の個数: 16

約数和(自身を含む): 87635856

約数和(自身を除く): 46947858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 521641, 1043282, 1564923, 3129846, 6781333, 13562666, 20343999, 40687998]

約数ペア:

[(1, 40687998), (2, 20343999), (3, 13562666), (6, 6781333), (13, 3129846), (26, 1564923), (39, 1043282), (78, 521641)]