281538516

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1038

約数の個数: 96

約数和(自身を含む): 777414400

約数和(自身を除く): 495875884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 73, 84, 98, 146, 147, 196, 219, 292, 294, 343, 438, 511, 588, 686, 876, 937, 1022, 1029, 1372, 1533, 1874, 2044, 2058, 2811, 3066, 3577, 3748, 4116, 5622, 6132, 6559, 7154, 10731, 11244, 13118, 14308, 19677, 21462, 25039, 26236, 39354, 42924, 45913, 50078, 68401, 75117, 78708, 91826, 100156, 136802, 137739, 150234, 183652, 205203, 273604, 275478, 300468, 321391, 410406, 478807, 550956, 642782, 820812, 957614, 964173, 1285564, 1436421, 1915228, 1928346, 2872842, 3351649, 3856692, 5745684, 6703298, 10054947, 13406596, 20109894, 23461543, 40219788, 46923086, 70384629, 93846172, 140769258, 281538516]

約数ペア:

[(1, 281538516), (2, 140769258), (3, 93846172), (4, 70384629), (6, 46923086), (7, 40219788), (12, 23461543), (14, 20109894), (21, 13406596), (28, 10054947), (42, 6703298), (49, 5745684), (73, 3856692), (84, 3351649), (98, 2872842), (146, 1928346), (147, 1915228), (196, 1436421), (219, 1285564), (292, 964173), (294, 957614), (343, 820812), (438, 642782), (511, 550956), (588, 478807), (686, 410406), (876, 321391), (937, 300468), (1022, 275478), (1029, 273604), (1372, 205203), (1533, 183652), (1874, 150234), (2044, 137739), (2058, 136802), (2811, 100156), (3066, 91826), (3577, 78708), (3748, 75117), (4116, 68401), (5622, 50078), (6132, 45913), (6559, 42924), (7154, 39354), (10731, 26236), (11244, 25039), (13118, 21462), (14308, 19677)]