40315905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 80555904

約数和(自身を除く): 40239999

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 131, 315, 393, 655, 917, 977, 1179, 1965, 2751, 2931, 4585, 4885, 5895, 6839, 8253, 8793, 13755, 14655, 20517, 34195, 41265, 43965, 61551, 102585, 127987, 307755, 383961, 639935, 895909, 1151883, 1919805, 2687727, 4479545, 5759415, 8063181, 13438635, 40315905]

約数ペア:

[(1, 40315905), (3, 13438635), (5, 8063181), (7, 5759415), (9, 4479545), (15, 2687727), (21, 1919805), (35, 1151883), (45, 895909), (63, 639935), (105, 383961), (131, 307755), (315, 127987), (393, 102585), (655, 61551), (917, 43965), (977, 41265), (1179, 34195), (1965, 20517), (2751, 14655), (2931, 13755), (4585, 8793), (4885, 8253), (5895, 6839)]