4980825

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 9404160

約数和(自身を除く): 4423335

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 157, 225, 235, 423, 471, 675, 705, 785, 1175, 1269, 1413, 2115, 2355, 3525, 3925, 4239, 6345, 7065, 7379, 10575, 11775, 21195, 22137, 31725, 35325, 36895, 66411, 105975, 110685, 184475, 199233, 332055, 553425, 996165, 1660275, 4980825]

約数ペア:

[(1, 4980825), (3, 1660275), (5, 996165), (9, 553425), (15, 332055), (25, 199233), (27, 184475), (45, 110685), (47, 105975), (75, 66411), (135, 36895), (141, 35325), (157, 31725), (225, 22137), (235, 21195), (423, 11775), (471, 10575), (675, 7379), (705, 7065), (785, 6345), (1175, 4239), (1269, 3925), (1413, 3525), (2115, 2355)]