31330215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1259}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 31568985

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 237, 315, 395, 553, 711, 1185, 1259, 1659, 2765, 3555, 3777, 4977, 6295, 8295, 8813, 11331, 18885, 24885, 26439, 44065, 56655, 79317, 99461, 132195, 298383, 396585, 497305, 696227, 895149, 1491915, 2088681, 3481135, 4475745, 6266043, 10443405, 31330215]

約数ペア:

[(1, 31330215), (3, 10443405), (5, 6266043), (7, 4475745), (9, 3481135), (15, 2088681), (21, 1491915), (35, 895149), (45, 696227), (63, 497305), (79, 396585), (105, 298383), (237, 132195), (315, 99461), (395, 79317), (553, 56655), (711, 44065), (1185, 26439), (1259, 24885), (1659, 18885), (2765, 11331), (3555, 8813), (3777, 8295), (4977, 6295)]