28856616

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 77215680

約数和(自身を除く): 48359064

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 107, 136, 204, 214, 321, 408, 428, 642, 661, 856, 1284, 1322, 1819, 1983, 2568, 2644, 3638, 3966, 5288, 5457, 7276, 7932, 10914, 11237, 14552, 15864, 21828, 22474, 33711, 43656, 44948, 67422, 70727, 89896, 134844, 141454, 212181, 269688, 282908, 424362, 565816, 848724, 1202359, 1697448, 2404718, 3607077, 4809436, 7214154, 9618872, 14428308, 28856616]

約数ペア:

[(1, 28856616), (2, 14428308), (3, 9618872), (4, 7214154), (6, 4809436), (8, 3607077), (12, 2404718), (17, 1697448), (24, 1202359), (34, 848724), (51, 565816), (68, 424362), (102, 282908), (107, 269688), (136, 212181), (204, 141454), (214, 134844), (321, 89896), (408, 70727), (428, 67422), (642, 44948), (661, 43656), (856, 33711), (1284, 22474), (1322, 21828), (1819, 15864), (1983, 14552), (2568, 11237), (2644, 10914), (3638, 7932), (3966, 7276), (5288, 5457)]