8913926

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 64

約数和(自身を含む): 17694720

約数和(自身を除く): 8780794

約数列:

[1, 2, 7, 14, 19, 23, 31, 38, 46, 47, 62, 94, 133, 161, 217, 266, 322, 329, 434, 437, 589, 658, 713, 874, 893, 1081, 1178, 1426, 1457, 1786, 2162, 2914, 3059, 4123, 4991, 6118, 6251, 7567, 8246, 9982, 10199, 12502, 13547, 15134, 20398, 20539, 27094, 27683, 33511, 41078, 55366, 67022, 94829, 143773, 189658, 193781, 234577, 287546, 387562, 469154, 636709, 1273418, 4456963, 8913926]

約数ペア:

[(1, 8913926), (2, 4456963), (7, 1273418), (14, 636709), (19, 469154), (23, 387562), (31, 287546), (38, 234577), (46, 193781), (47, 189658), (62, 143773), (94, 94829), (133, 67022), (161, 55366), (217, 41078), (266, 33511), (322, 27683), (329, 27094), (434, 20539), (437, 20398), (589, 15134), (658, 13547), (713, 12502), (874, 10199), (893, 9982), (1081, 8246), (1178, 7567), (1426, 6251), (1457, 6118), (1786, 4991), (2162, 4123), (2914, 3059)]