25143498

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2051

約数の個数: 48

約数和(自身を含む): 58924320

約数和(自身を除く): 33780822

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 1987, 2109, 3974, 4218, 5961, 6327, 11922, 12654, 17883, 35766, 37753, 73519, 75506, 113259, 147038, 220557, 226518, 339777, 441114, 661671, 679554, 1323342, 1396861, 2793722, 4190583, 8381166, 12571749, 25143498]

約数ペア:

[(1, 25143498), (2, 12571749), (3, 8381166), (6, 4190583), (9, 2793722), (18, 1396861), (19, 1323342), (37, 679554), (38, 661671), (57, 441114), (74, 339777), (111, 226518), (114, 220557), (171, 147038), (222, 113259), (333, 75506), (342, 73519), (666, 37753), (703, 35766), (1406, 17883), (1987, 12654), (2109, 11922), (3974, 6327), (4218, 5961)]