4002775

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 5758560

約数和(自身を除く): 1755785

約数列:

[1, 5, 7, 25, 35, 89, 175, 257, 445, 623, 1285, 1799, 2225, 3115, 6425, 8995, 15575, 22873, 44975, 114365, 160111, 571825, 800555, 4002775]

約数ペア:

[(1, 4002775), (5, 800555), (7, 571825), (25, 160111), (35, 114365), (89, 44975), (175, 22873), (257, 15575), (445, 8995), (623, 6425), (1285, 3115), (1799, 2225)]