2039895

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 4167072

約数和(自身を除く): 2127177

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 317, 429, 495, 585, 715, 951, 1287, 1585, 2145, 2853, 3487, 4121, 4755, 6435, 10461, 12363, 14265, 17435, 20605, 31383, 37089, 45331, 52305, 61815, 135993, 156915, 185445, 226655, 407979, 679965, 2039895]

約数ペア:

[(1, 2039895), (3, 679965), (5, 407979), (9, 226655), (11, 185445), (13, 156915), (15, 135993), (33, 61815), (39, 52305), (45, 45331), (55, 37089), (65, 31383), (99, 20605), (117, 17435), (143, 14265), (165, 12363), (195, 10461), (317, 6435), (429, 4755), (495, 4121), (585, 3487), (715, 2853), (951, 2145), (1287, 1585)]