53638988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 104875680

約数和(自身を除く): 51236692

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 139, 164, 181, 278, 362, 533, 556, 724, 1066, 1807, 2132, 2353, 3614, 4706, 5699, 7228, 7421, 9412, 11398, 14842, 22796, 25159, 29684, 50318, 74087, 96473, 100636, 148174, 192946, 296348, 327067, 385892, 654134, 1031519, 1308268, 2063038, 4126076, 13409747, 26819494, 53638988]

約数ペア:

[(1, 53638988), (2, 26819494), (4, 13409747), (13, 4126076), (26, 2063038), (41, 1308268), (52, 1031519), (82, 654134), (139, 385892), (164, 327067), (181, 296348), (278, 192946), (362, 148174), (533, 100636), (556, 96473), (724, 74087), (1066, 50318), (1807, 29684), (2132, 25159), (2353, 22796), (3614, 14842), (4706, 11398), (5699, 9412), (7228, 7421)]