28669788

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{12641}}^1$

素因数の和:12664

約数の個数: 60

約数和(自身を含む): 85662192

約数和(自身を除く): 56992404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 12641, 25282, 37923, 50564, 75846, 88487, 113769, 151692, 176974, 227538, 265461, 341307, 353948, 455076, 530922, 682614, 796383, 1023921, 1061844, 1365228, 1592766, 2047842, 2389149, 3185532, 4095684, 4778298, 7167447, 9556596, 14334894, 28669788]

約数ペア:

[(1, 28669788), (2, 14334894), (3, 9556596), (4, 7167447), (6, 4778298), (7, 4095684), (9, 3185532), (12, 2389149), (14, 2047842), (18, 1592766), (21, 1365228), (27, 1061844), (28, 1023921), (36, 796383), (42, 682614), (54, 530922), (63, 455076), (81, 353948), (84, 341307), (108, 265461), (126, 227538), (162, 176974), (189, 151692), (252, 113769), (324, 88487), (378, 75846), (567, 50564), (756, 37923), (1134, 25282), (2268, 12641)]