66667725

素因数分解:

$3^3\times 5^2\times {\mathrm{283}}^1\times {\mathrm{349}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 123256000

約数和(自身を除く): 56588275

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 283, 349, 675, 849, 1047, 1415, 1745, 2547, 3141, 4245, 5235, 7075, 7641, 8725, 9423, 12735, 15705, 21225, 26175, 38205, 47115, 63675, 78525, 98767, 191025, 235575, 296301, 493835, 888903, 1481505, 2469175, 2666709, 4444515, 7407525, 13333545, 22222575, 66667725]

約数ペア:

[(1, 66667725), (3, 22222575), (5, 13333545), (9, 7407525), (15, 4444515), (25, 2666709), (27, 2469175), (45, 1481505), (75, 888903), (135, 493835), (225, 296301), (283, 235575), (349, 191025), (675, 98767), (849, 78525), (1047, 63675), (1415, 47115), (1745, 38205), (2547, 26175), (3141, 21225), (4245, 15705), (5235, 12735), (7075, 9423), (7641, 8725)]