4237975

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 6119648

約数和(自身を除く): 1881673

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 397, 427, 1525, 1985, 2135, 2779, 9925, 10675, 13895, 24217, 69475, 121085, 169519, 605425, 847595, 4237975]

約数ペア:

[(1, 4237975), (5, 847595), (7, 605425), (25, 169519), (35, 121085), (61, 69475), (175, 24217), (305, 13895), (397, 10675), (427, 9925), (1525, 2779), (1985, 2135)]