581397156

素因数分解:

$2^2\times 3^3\times {\mathrm{1999}}^1\times {\mathrm{2693}}^1$

素因数の和:4705

約数の個数: 48

約数和(自身を含む): 1508640000

約数和(自身を除く): 927242844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1999, 2693, 3998, 5386, 5997, 7996, 8079, 10772, 11994, 16158, 17991, 23988, 24237, 32316, 35982, 48474, 53973, 71964, 72711, 96948, 107946, 145422, 215892, 290844, 5383307, 10766614, 16149921, 21533228, 32299842, 48449763, 64599684, 96899526, 145349289, 193799052, 290698578, 581397156]

約数ペア:

[(1, 581397156), (2, 290698578), (3, 193799052), (4, 145349289), (6, 96899526), (9, 64599684), (12, 48449763), (18, 32299842), (27, 21533228), (36, 16149921), (54, 10766614), (108, 5383307), (1999, 290844), (2693, 215892), (3998, 145422), (5386, 107946), (5997, 96948), (7996, 72711), (8079, 71964), (10772, 53973), (11994, 48474), (16158, 35982), (17991, 32316), (23988, 24237)]