401661572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{7724261}}^1$

素因数の和:7724278

約数の個数: 12

約数和(自身を含む): 756977676

約数和(自身を除く): 355316104

約数列:

[1, 2, 4, 13, 26, 52, 7724261, 15448522, 30897044, 100415393, 200830786, 401661572]

約数ペア:

[(1, 401661572), (2, 200830786), (4, 100415393), (13, 30897044), (26, 15448522), (52, 7724261)]