1390539471

素因数分解:

$3^1\times {\mathrm{89}}^2\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 1891877760

約数和(自身を除く): 501338289

約数列:

[1, 3, 89, 163, 267, 359, 489, 1077, 7921, 14507, 23763, 31951, 43521, 58517, 95853, 175551, 1291123, 2843639, 3873369, 5208013, 8530917, 15624039, 463513157, 1390539471]

約数ペア:

[(1, 1390539471), (3, 463513157), (89, 15624039), (163, 8530917), (267, 5208013), (359, 3873369), (489, 2843639), (1077, 1291123), (7921, 175551), (14507, 95853), (23763, 58517), (31951, 43521)]