123894456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17987}}^1$

素因数の和:18044

約数の個数: 64

約数和(自身を含む): 362638080

約数和(自身を除く): 238743624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3444, 6888, 17987, 35974, 53961, 71948, 107922, 125909, 143896, 215844, 251818, 377727, 431688, 503636, 737467, 755454, 1007272, 1474934, 1510908, 2212401, 2949868, 3021816, 4424802, 5162269, 5899736, 8849604, 10324538, 15486807, 17699208, 20649076, 30973614, 41298152, 61947228, 123894456]

約数ペア:

[(1, 123894456), (2, 61947228), (3, 41298152), (4, 30973614), (6, 20649076), (7, 17699208), (8, 15486807), (12, 10324538), (14, 8849604), (21, 5899736), (24, 5162269), (28, 4424802), (41, 3021816), (42, 2949868), (56, 2212401), (82, 1510908), (84, 1474934), (123, 1007272), (164, 755454), (168, 737467), (246, 503636), (287, 431688), (328, 377727), (492, 251818), (574, 215844), (861, 143896), (984, 125909), (1148, 107922), (1722, 71948), (2296, 53961), (3444, 35974), (6888, 17987)]