287030135

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1439}}^1$

素因数の和:1631

約数の個数: 32

約数和(自身を含む): 406425600

約数和(自身を除く): 119395465

約数列:

[1, 5, 7, 35, 41, 139, 205, 287, 695, 973, 1435, 1439, 4865, 5699, 7195, 10073, 28495, 39893, 50365, 58999, 199465, 200021, 294995, 412993, 1000105, 1400147, 2064965, 7000735, 8200861, 41004305, 57406027, 287030135]

約数ペア:

[(1, 287030135), (5, 57406027), (7, 41004305), (35, 8200861), (41, 7000735), (139, 2064965), (205, 1400147), (287, 1000105), (695, 412993), (973, 294995), (1435, 200021), (1439, 199465), (4865, 58999), (5699, 50365), (7195, 39893), (10073, 28495)]