312836985

素因数分解:

$3^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1307}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 565621056

約数和(自身を除く): 252784071

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 243, 405, 591, 985, 1215, 1307, 1773, 2955, 3921, 5319, 6535, 8865, 11763, 15957, 19605, 26595, 35289, 47871, 58815, 79785, 105867, 176445, 239355, 257479, 317601, 529335, 772437, 1287395, 1588005, 2317311, 3862185, 6951933, 11586555, 20855799, 34759665, 62567397, 104278995, 312836985]

約数ペア:

[(1, 312836985), (3, 104278995), (5, 62567397), (9, 34759665), (15, 20855799), (27, 11586555), (45, 6951933), (81, 3862185), (135, 2317311), (197, 1588005), (243, 1287395), (405, 772437), (591, 529335), (985, 317601), (1215, 257479), (1307, 239355), (1773, 176445), (2955, 105867), (3921, 79785), (5319, 58815), (6535, 47871), (8865, 35289), (11763, 26595), (15957, 19605)]