279661545

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 510105600

約数和(自身を除く): 230444055

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 163, 179, 213, 355, 489, 537, 639, 815, 895, 1065, 1467, 1611, 1917, 2445, 2685, 3195, 4401, 4833, 7335, 8055, 9585, 11573, 12709, 22005, 24165, 29177, 34719, 38127, 57865, 63545, 87531, 104157, 114381, 145885, 173595, 190635, 262593, 312471, 343143, 437655, 520785, 571905, 787779, 1312965, 1562355, 1715715, 2071567, 3938895, 6214701, 10357835, 18644103, 31073505, 55932309, 93220515, 279661545]

約数ペア:

[(1, 279661545), (3, 93220515), (5, 55932309), (9, 31073505), (15, 18644103), (27, 10357835), (45, 6214701), (71, 3938895), (135, 2071567), (163, 1715715), (179, 1562355), (213, 1312965), (355, 787779), (489, 571905), (537, 520785), (639, 437655), (815, 343143), (895, 312471), (1065, 262593), (1467, 190635), (1611, 173595), (1917, 145885), (2445, 114381), (2685, 104157), (3195, 87531), (4401, 63545), (4833, 57865), (7335, 38127), (8055, 34719), (9585, 29177), (11573, 24165), (12709, 22005)]