28496216

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 66484800

約数和(自身を除く): 37988584

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 37, 56, 68, 74, 119, 136, 148, 238, 259, 296, 476, 518, 629, 809, 952, 1036, 1258, 1618, 2072, 2516, 3236, 4403, 5032, 5663, 6472, 8806, 11326, 13753, 17612, 22652, 27506, 29933, 35224, 45304, 55012, 59866, 96271, 110024, 119732, 192542, 209531, 239464, 385084, 419062, 508861, 770168, 838124, 1017722, 1676248, 2035444, 3562027, 4070888, 7124054, 14248108, 28496216]

約数ペア:

[(1, 28496216), (2, 14248108), (4, 7124054), (7, 4070888), (8, 3562027), (14, 2035444), (17, 1676248), (28, 1017722), (34, 838124), (37, 770168), (56, 508861), (68, 419062), (74, 385084), (119, 239464), (136, 209531), (148, 192542), (238, 119732), (259, 110024), (296, 96271), (476, 59866), (518, 55012), (629, 45304), (809, 35224), (952, 29933), (1036, 27506), (1258, 22652), (1618, 17612), (2072, 13753), (2516, 11326), (3236, 8806), (4403, 6472), (5032, 5663)]