31567926

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 70963200

約数和(自身を除く): 39395274

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 79, 94, 109, 141, 158, 218, 237, 282, 327, 474, 611, 654, 1027, 1222, 1417, 1833, 2054, 2834, 3081, 3666, 3713, 4251, 5123, 6162, 7426, 8502, 8611, 10246, 11139, 15369, 17222, 22278, 25833, 30738, 48269, 51666, 66599, 96538, 111943, 133198, 144807, 199797, 223886, 289614, 335829, 399594, 404717, 671658, 809434, 1214151, 2428302, 5261321, 10522642, 15783963, 31567926]

約数ペア:

[(1, 31567926), (2, 15783963), (3, 10522642), (6, 5261321), (13, 2428302), (26, 1214151), (39, 809434), (47, 671658), (78, 404717), (79, 399594), (94, 335829), (109, 289614), (141, 223886), (158, 199797), (218, 144807), (237, 133198), (282, 111943), (327, 96538), (474, 66599), (611, 51666), (654, 48269), (1027, 30738), (1222, 25833), (1417, 22278), (1833, 17222), (2054, 15369), (2834, 11139), (3081, 10246), (3666, 8611), (3713, 8502), (4251, 7426), (5123, 6162)]