81071844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56773}}^1$

素因数の和:56804

約数の個数: 48

約数和(自身を含む): 228912768

約数和(自身を除く): 147840924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 56773, 113546, 170319, 227092, 340638, 397411, 681276, 794822, 965141, 1192233, 1589644, 1930282, 2384466, 2895423, 3860564, 4768932, 5790846, 6755987, 11581692, 13511974, 20267961, 27023948, 40535922, 81071844]

約数ペア:

[(1, 81071844), (2, 40535922), (3, 27023948), (4, 20267961), (6, 13511974), (7, 11581692), (12, 6755987), (14, 5790846), (17, 4768932), (21, 3860564), (28, 2895423), (34, 2384466), (42, 1930282), (51, 1589644), (68, 1192233), (84, 965141), (102, 794822), (119, 681276), (204, 397411), (238, 340638), (357, 227092), (476, 170319), (714, 113546), (1428, 56773)]