213476478

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 464486400

約数和(自身を除く): 251009922

約数列:

[1, 2, 3, 6, 23, 31, 46, 62, 69, 93, 138, 139, 186, 278, 359, 417, 713, 718, 834, 1077, 1426, 2139, 2154, 3197, 4278, 4309, 6394, 8257, 8618, 9591, 11129, 12927, 16514, 19182, 22258, 24771, 25854, 33387, 49542, 49901, 66774, 99107, 99802, 149703, 198214, 255967, 297321, 299406, 511934, 594642, 767901, 1147723, 1535802, 1546931, 2295446, 3093862, 3443169, 4640793, 6886338, 9281586, 35579413, 71158826, 106738239, 213476478]

約数ペア:

[(1, 213476478), (2, 106738239), (3, 71158826), (6, 35579413), (23, 9281586), (31, 6886338), (46, 4640793), (62, 3443169), (69, 3093862), (93, 2295446), (138, 1546931), (139, 1535802), (186, 1147723), (278, 767901), (359, 594642), (417, 511934), (713, 299406), (718, 297321), (834, 255967), (1077, 198214), (1426, 149703), (2139, 99802), (2154, 99107), (3197, 66774), (4278, 49901), (4309, 49542), (6394, 33387), (8257, 25854), (8618, 24771), (9591, 22258), (11129, 19182), (12927, 16514)]