28313964

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{2293}}^1$

素因数の和:2324

約数の個数: 72

約数和(自身を含む): 83501600

約数和(自身を除く): 55187636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 2293, 3087, 4116, 4586, 6174, 6879, 9172, 12348, 13758, 16051, 20637, 27516, 32102, 41274, 48153, 64204, 82548, 96306, 112357, 144459, 192612, 224714, 288918, 337071, 449428, 577836, 674142, 786499, 1011213, 1348284, 1572998, 2022426, 2359497, 3145996, 4044852, 4718994, 7078491, 9437988, 14156982, 28313964]

約数ペア:

[(1, 28313964), (2, 14156982), (3, 9437988), (4, 7078491), (6, 4718994), (7, 4044852), (9, 3145996), (12, 2359497), (14, 2022426), (18, 1572998), (21, 1348284), (28, 1011213), (36, 786499), (42, 674142), (49, 577836), (63, 449428), (84, 337071), (98, 288918), (126, 224714), (147, 192612), (196, 144459), (252, 112357), (294, 96306), (343, 82548), (441, 64204), (588, 48153), (686, 41274), (882, 32102), (1029, 27516), (1372, 20637), (1764, 16051), (2058, 13758), (2293, 12348), (3087, 9172), (4116, 6879), (4586, 6174)]