247911444

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{757}}^1\times {\mathrm{827}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 685365408

約数和(自身を除く): 437453964

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 757, 827, 1514, 1654, 2271, 2481, 3028, 3308, 4542, 4962, 6813, 7443, 8327, 9084, 9097, 9924, 13626, 14886, 16654, 18194, 24981, 27252, 27291, 29772, 33308, 36388, 49962, 54582, 74943, 81873, 99924, 109164, 149886, 163746, 299772, 327492, 626039, 1252078, 1878117, 2504156, 3756234, 5634351, 6886429, 7512468, 11268702, 13772858, 20659287, 22537404, 27545716, 41318574, 61977861, 82637148, 123955722, 247911444]

約数ペア:

[(1, 247911444), (2, 123955722), (3, 82637148), (4, 61977861), (6, 41318574), (9, 27545716), (11, 22537404), (12, 20659287), (18, 13772858), (22, 11268702), (33, 7512468), (36, 6886429), (44, 5634351), (66, 3756234), (99, 2504156), (132, 1878117), (198, 1252078), (396, 626039), (757, 327492), (827, 299772), (1514, 163746), (1654, 149886), (2271, 109164), (2481, 99924), (3028, 81873), (3308, 74943), (4542, 54582), (4962, 49962), (6813, 36388), (7443, 33308), (8327, 29772), (9084, 27291), (9097, 27252), (9924, 24981), (13626, 18194), (14886, 16654)]