30457215

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:653

約数の個数: 40

約数和(自身を含む): 55059840

約数和(自身を除く): 24602625

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 405, 471, 479, 785, 1413, 1437, 2355, 2395, 4239, 4311, 7065, 7185, 12717, 12933, 21195, 21555, 38799, 63585, 64665, 75203, 193995, 225609, 376015, 676827, 1128045, 2030481, 3384135, 6091443, 10152405, 30457215]

約数ペア:

[(1, 30457215), (3, 10152405), (5, 6091443), (9, 3384135), (15, 2030481), (27, 1128045), (45, 676827), (81, 376015), (135, 225609), (157, 193995), (405, 75203), (471, 64665), (479, 63585), (785, 38799), (1413, 21555), (1437, 21195), (2355, 12933), (2395, 12717), (4239, 7185), (4311, 7065)]