8620976

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 21331968

約数和(自身を除く): 12710992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 191, 208, 217, 248, 364, 382, 403, 434, 496, 728, 764, 806, 868, 1337, 1456, 1528, 1612, 1736, 2483, 2674, 2821, 3056, 3224, 3472, 4966, 5348, 5642, 5921, 6448, 9932, 10696, 11284, 11842, 17381, 19864, 21392, 22568, 23684, 34762, 39728, 41447, 45136, 47368, 69524, 76973, 82894, 94736, 139048, 153946, 165788, 278096, 307892, 331576, 538811, 615784, 663152, 1077622, 1231568, 2155244, 4310488, 8620976]

約数ペア:

[(1, 8620976), (2, 4310488), (4, 2155244), (7, 1231568), (8, 1077622), (13, 663152), (14, 615784), (16, 538811), (26, 331576), (28, 307892), (31, 278096), (52, 165788), (56, 153946), (62, 139048), (91, 94736), (104, 82894), (112, 76973), (124, 69524), (182, 47368), (191, 45136), (208, 41447), (217, 39728), (248, 34762), (364, 23684), (382, 22568), (403, 21392), (434, 19864), (496, 17381), (728, 11842), (764, 11284), (806, 10696), (868, 9932), (1337, 6448), (1456, 5921), (1528, 5642), (1612, 5348), (1736, 4966), (2483, 3472), (2674, 3224), (2821, 3056)]