75342015

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1389

約数の個数: 64

約数和(自身を含む): 155704320

約数和(自身を除く): 80362305

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 105, 135, 183, 189, 305, 315, 427, 549, 915, 945, 1281, 1307, 1647, 2135, 2745, 3843, 3921, 6405, 6535, 8235, 9149, 11529, 11763, 19215, 19605, 27447, 35289, 45745, 57645, 58815, 79727, 82341, 137235, 176445, 239181, 247023, 398635, 411705, 558089, 717543, 1195905, 1235115, 1674267, 2152629, 2790445, 3587715, 5022801, 8371335, 10763145, 15068403, 25114005, 75342015]

約数ペア:

[(1, 75342015), (3, 25114005), (5, 15068403), (7, 10763145), (9, 8371335), (15, 5022801), (21, 3587715), (27, 2790445), (35, 2152629), (45, 1674267), (61, 1235115), (63, 1195905), (105, 717543), (135, 558089), (183, 411705), (189, 398635), (305, 247023), (315, 239181), (427, 176445), (549, 137235), (915, 82341), (945, 79727), (1281, 58815), (1307, 57645), (1647, 45745), (2135, 35289), (2745, 27447), (3843, 19605), (3921, 19215), (6405, 11763), (6535, 11529), (8235, 9149)]