4727025

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 8928000

約数和(自身を除く): 4200975

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 149, 225, 235, 423, 447, 675, 705, 745, 1175, 1269, 1341, 2115, 2235, 3525, 3725, 4023, 6345, 6705, 7003, 10575, 11175, 20115, 21009, 31725, 33525, 35015, 63027, 100575, 105045, 175075, 189081, 315135, 525225, 945405, 1575675, 4727025]

約数ペア:

[(1, 4727025), (3, 1575675), (5, 945405), (9, 525225), (15, 315135), (25, 189081), (27, 175075), (45, 105045), (47, 100575), (75, 63027), (135, 35015), (141, 33525), (149, 31725), (225, 21009), (235, 20115), (423, 11175), (447, 10575), (675, 7003), (705, 6705), (745, 6345), (1175, 4023), (1269, 3725), (1341, 3525), (2115, 2235)]