289698916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{62597}}^1$

素因数の和:62703

約数の個数: 24

約数和(自身を含む): 552114360

約数和(自身を除く): 262415444

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 62597, 125194, 250388, 813761, 1627522, 3255044, 5571133, 11142266, 22284532, 72424729, 144849458, 289698916]

約数ペア:

[(1, 289698916), (2, 144849458), (4, 72424729), (13, 22284532), (26, 11142266), (52, 5571133), (89, 3255044), (178, 1627522), (356, 813761), (1157, 250388), (2314, 125194), (4628, 62597)]