206827119

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 318269952

約数和(自身を除く): 111442833

約数列:

[1, 3, 9, 43, 47, 83, 129, 137, 141, 249, 387, 411, 423, 747, 1233, 2021, 3569, 3901, 5891, 6063, 6439, 10707, 11371, 11703, 17673, 18189, 19317, 32121, 34113, 35109, 53019, 57951, 102339, 167743, 276877, 488953, 503229, 534437, 830631, 1466859, 1509687, 1603311, 2491893, 4400577, 4809933, 22980791, 68942373, 206827119]

約数ペア:

[(1, 206827119), (3, 68942373), (9, 22980791), (43, 4809933), (47, 4400577), (83, 2491893), (129, 1603311), (137, 1509687), (141, 1466859), (249, 830631), (387, 534437), (411, 503229), (423, 488953), (747, 276877), (1233, 167743), (2021, 102339), (3569, 57951), (3901, 53019), (5891, 35109), (6063, 34113), (6439, 32121), (10707, 19317), (11371, 18189), (11703, 17673)]