290474955

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{503}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 518446656

約数和(自身を除く): 227971701

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 313, 369, 503, 615, 939, 1509, 1565, 1845, 2515, 2817, 4527, 4695, 7545, 12833, 14085, 20623, 22635, 38499, 61869, 64165, 103115, 115497, 157439, 185607, 192495, 309345, 472317, 577485, 787195, 928035, 1416951, 2361585, 6454999, 7084755, 19364997, 32274995, 58094991, 96824985, 290474955]

約数ペア:

[(1, 290474955), (3, 96824985), (5, 58094991), (9, 32274995), (15, 19364997), (41, 7084755), (45, 6454999), (123, 2361585), (205, 1416951), (313, 928035), (369, 787195), (503, 577485), (615, 472317), (939, 309345), (1509, 192495), (1565, 185607), (1845, 157439), (2515, 115497), (2817, 103115), (4527, 64165), (4695, 61869), (7545, 38499), (12833, 22635), (14085, 20623)]