85719228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1997}}^1$

素因数の和:2091

約数の個数: 72

約数和(自身を含む): 235971792

約数和(自身を除く): 150252564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 73, 84, 98, 146, 147, 196, 219, 292, 294, 438, 511, 588, 876, 1022, 1533, 1997, 2044, 3066, 3577, 3994, 5991, 6132, 7154, 7988, 10731, 11982, 13979, 14308, 21462, 23964, 27958, 41937, 42924, 55916, 83874, 97853, 145781, 167748, 195706, 291562, 293559, 391412, 437343, 583124, 587118, 874686, 1020467, 1174236, 1749372, 2040934, 3061401, 4081868, 6122802, 7143269, 12245604, 14286538, 21429807, 28573076, 42859614, 85719228]

約数ペア:

[(1, 85719228), (2, 42859614), (3, 28573076), (4, 21429807), (6, 14286538), (7, 12245604), (12, 7143269), (14, 6122802), (21, 4081868), (28, 3061401), (42, 2040934), (49, 1749372), (73, 1174236), (84, 1020467), (98, 874686), (146, 587118), (147, 583124), (196, 437343), (219, 391412), (292, 293559), (294, 291562), (438, 195706), (511, 167748), (588, 145781), (876, 97853), (1022, 83874), (1533, 55916), (1997, 42924), (2044, 41937), (3066, 27958), (3577, 23964), (3994, 21462), (5991, 14308), (6132, 13979), (7154, 11982), (7988, 10731)]