15879556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 36048320

約数和(自身を除く): 20168764

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 109, 121, 154, 172, 218, 242, 301, 308, 436, 473, 484, 602, 763, 847, 946, 1199, 1204, 1526, 1694, 1892, 2398, 3052, 3311, 3388, 4687, 4796, 5203, 6622, 8393, 9374, 10406, 13189, 13244, 16786, 18748, 20812, 26378, 32809, 33572, 36421, 51557, 52756, 65618, 72842, 92323, 103114, 131236, 145684, 184646, 206228, 360899, 369292, 567127, 721798, 1134254, 1443596, 2268508, 3969889, 7939778, 15879556]

約数ペア:

[(1, 15879556), (2, 7939778), (4, 3969889), (7, 2268508), (11, 1443596), (14, 1134254), (22, 721798), (28, 567127), (43, 369292), (44, 360899), (77, 206228), (86, 184646), (109, 145684), (121, 131236), (154, 103114), (172, 92323), (218, 72842), (242, 65618), (301, 52756), (308, 51557), (436, 36421), (473, 33572), (484, 32809), (602, 26378), (763, 20812), (847, 18748), (946, 16786), (1199, 13244), (1204, 13189), (1526, 10406), (1694, 9374), (1892, 8393), (2398, 6622), (3052, 5203), (3311, 4796), (3388, 4687)]