172289985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{367}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 335757312

約数和(自身を除く): 163467327

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 263, 357, 367, 595, 789, 1101, 1315, 1785, 1835, 1841, 2569, 3945, 4471, 5505, 5523, 6239, 7707, 9205, 12845, 13413, 18717, 22355, 27615, 31195, 31297, 38535, 43673, 67065, 93585, 93891, 96521, 131019, 156485, 218365, 289563, 469455, 482605, 655095, 675647, 1447815, 1640857, 2026941, 3378235, 4922571, 8204285, 10134705, 11485999, 24612855, 34457997, 57429995, 172289985]

約数ペア:

[(1, 172289985), (3, 57429995), (5, 34457997), (7, 24612855), (15, 11485999), (17, 10134705), (21, 8204285), (35, 4922571), (51, 3378235), (85, 2026941), (105, 1640857), (119, 1447815), (255, 675647), (263, 655095), (357, 482605), (367, 469455), (595, 289563), (789, 218365), (1101, 156485), (1315, 131019), (1785, 96521), (1835, 93891), (1841, 93585), (2569, 67065), (3945, 43673), (4471, 38535), (5505, 31297), (5523, 31195), (6239, 27615), (7707, 22355), (9205, 18717), (12845, 13413)]