206863696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 447971328

約数和(自身を除く): 241107632

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 127, 164, 191, 208, 254, 328, 382, 508, 533, 656, 764, 1016, 1066, 1528, 1651, 2032, 2132, 2483, 3056, 3302, 4264, 4966, 5207, 6604, 7831, 8528, 9932, 10414, 13208, 15662, 19864, 20828, 24257, 26416, 31324, 39728, 41656, 48514, 62648, 67691, 83312, 97028, 101803, 125296, 135382, 194056, 203606, 270764, 315341, 388112, 407212, 541528, 630682, 814424, 994537, 1083056, 1261364, 1628848, 1989074, 2522728, 3978148, 5045456, 7956296, 12928981, 15912592, 25857962, 51715924, 103431848, 206863696]

約数ペア:

[(1, 206863696), (2, 103431848), (4, 51715924), (8, 25857962), (13, 15912592), (16, 12928981), (26, 7956296), (41, 5045456), (52, 3978148), (82, 2522728), (104, 1989074), (127, 1628848), (164, 1261364), (191, 1083056), (208, 994537), (254, 814424), (328, 630682), (382, 541528), (508, 407212), (533, 388112), (656, 315341), (764, 270764), (1016, 203606), (1066, 194056), (1528, 135382), (1651, 125296), (2032, 101803), (2132, 97028), (2483, 83312), (3056, 67691), (3302, 62648), (4264, 48514), (4966, 41656), (5207, 39728), (6604, 31324), (7831, 26416), (8528, 24257), (9932, 20828), (10414, 19864), (13208, 15662)]