2738025

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:342

約数の個数: 36

約数和(自身を含む): 5035888

約数和(自身を除く): 2297863

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 283, 387, 645, 849, 1075, 1415, 1935, 2547, 3225, 4245, 7075, 9675, 12169, 12735, 21225, 36507, 60845, 63675, 109521, 182535, 304225, 547605, 912675, 2738025]

約数ペア:

[(1, 2738025), (3, 912675), (5, 547605), (9, 304225), (15, 182535), (25, 109521), (43, 63675), (45, 60845), (75, 36507), (129, 21225), (215, 12735), (225, 12169), (283, 9675), (387, 7075), (645, 4245), (849, 3225), (1075, 2547), (1415, 1935)]