313632291

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 499046400

約数和(自身を除く): 185414109

約数列:

[1, 3, 7, 21, 49, 79, 113, 147, 237, 239, 339, 553, 717, 791, 1659, 1673, 2373, 3871, 5019, 5537, 8927, 11613, 11711, 16611, 18881, 26781, 27007, 35133, 56643, 62489, 81021, 132167, 187467, 189049, 396501, 437423, 567147, 925169, 1312269, 1323343, 2133553, 2775507, 3970029, 6400659, 14934871, 44804613, 104544097, 313632291]

約数ペア:

[(1, 313632291), (3, 104544097), (7, 44804613), (21, 14934871), (49, 6400659), (79, 3970029), (113, 2775507), (147, 2133553), (237, 1323343), (239, 1312269), (339, 925169), (553, 567147), (717, 437423), (791, 396501), (1659, 189049), (1673, 187467), (2373, 132167), (3871, 81021), (5019, 62489), (5537, 56643), (8927, 35133), (11613, 27007), (11711, 26781), (16611, 18881)]