201901887

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 328848000

約数和(自身を除く): 126946113

約数列:

[1, 3, 9, 11, 33, 61, 67, 99, 183, 201, 499, 549, 603, 671, 737, 1497, 2013, 2211, 4087, 4491, 5489, 6039, 6633, 12261, 16467, 30439, 33433, 36783, 44957, 49401, 91317, 100299, 134871, 273951, 300897, 334829, 367763, 404613, 1004487, 1103289, 2039413, 3013461, 3309867, 6118239, 18354717, 22433543, 67300629, 201901887]

約数ペア:

[(1, 201901887), (3, 67300629), (9, 22433543), (11, 18354717), (33, 6118239), (61, 3309867), (67, 3013461), (99, 2039413), (183, 1103289), (201, 1004487), (499, 404613), (549, 367763), (603, 334829), (671, 300897), (737, 273951), (1497, 134871), (2013, 100299), (2211, 91317), (4087, 49401), (4491, 44957), (5489, 36783), (6039, 33433), (6633, 30439), (12261, 16467)]