31144890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{21187}}^1$

素因数の和:21211

約数の個数: 48

約数和(自身を含む): 86955552

約数和(自身を除く): 55810662

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 21187, 42374, 63561, 105935, 127122, 148309, 211870, 296618, 317805, 444927, 635610, 741545, 889854, 1038163, 1483090, 2076326, 2224635, 3114489, 4449270, 5190815, 6228978, 10381630, 15572445, 31144890]

約数ペア:

[(1, 31144890), (2, 15572445), (3, 10381630), (5, 6228978), (6, 5190815), (7, 4449270), (10, 3114489), (14, 2224635), (15, 2076326), (21, 1483090), (30, 1038163), (35, 889854), (42, 741545), (49, 635610), (70, 444927), (98, 317805), (105, 296618), (147, 211870), (210, 148309), (245, 127122), (294, 105935), (490, 63561), (735, 42374), (1470, 21187)]