747495

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{113}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 1559520

約数和(自身を除く): 812025

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 113, 135, 147, 189, 245, 315, 339, 441, 565, 735, 791, 945, 1017, 1323, 1695, 2205, 2373, 3051, 3955, 5085, 5537, 6615, 7119, 11865, 15255, 16611, 21357, 27685, 35595, 49833, 83055, 106785, 149499, 249165, 747495]

約数ペア:

[(1, 747495), (3, 249165), (5, 149499), (7, 106785), (9, 83055), (15, 49833), (21, 35595), (27, 27685), (35, 21357), (45, 16611), (49, 15255), (63, 11865), (105, 7119), (113, 6615), (135, 5537), (147, 5085), (189, 3955), (245, 3051), (315, 2373), (339, 2205), (441, 1695), (565, 1323), (735, 1017), (791, 945)]