641302172

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{18367}}^1$

素因数の和:18450

約数の個数: 48

約数和(自身を含む): 1357762560

約数和(自身を除く): 716460388

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 58, 86, 116, 172, 203, 301, 406, 602, 812, 1204, 1247, 2494, 4988, 8729, 17458, 18367, 34916, 36734, 73468, 128569, 257138, 514276, 532643, 789781, 1065286, 1579562, 2130572, 3159124, 3728501, 5528467, 7457002, 11056934, 14914004, 22113868, 22903649, 45807298, 91614596, 160325543, 320651086, 641302172]

約数ペア:

[(1, 641302172), (2, 320651086), (4, 160325543), (7, 91614596), (14, 45807298), (28, 22903649), (29, 22113868), (43, 14914004), (58, 11056934), (86, 7457002), (116, 5528467), (172, 3728501), (203, 3159124), (301, 2130572), (406, 1579562), (602, 1065286), (812, 789781), (1204, 532643), (1247, 514276), (2494, 257138), (4988, 128569), (8729, 73468), (17458, 36734), (18367, 34916)]