391118868

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{331}}^1\times {\mathrm{521}}^1$

素因数の和:875

約数の個数: 120

約数和(自身を含む): 1174307904

約数和(自身を除く): 783189036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 331, 378, 521, 567, 662, 756, 993, 1042, 1134, 1324, 1563, 1986, 2084, 2268, 2317, 2979, 3126, 3647, 3972, 4634, 4689, 5958, 6252, 6951, 7294, 8937, 9268, 9378, 10941, 11916, 13902, 14067, 14588, 17874, 18756, 20853, 21882, 26811, 27804, 28134, 32823, 35748, 41706, 42201, 43764, 53622, 56268, 62559, 65646, 83412, 84402, 98469, 107244, 125118, 131292, 168804, 172451, 187677, 196938, 250236, 295407, 344902, 375354, 393876, 517353, 590814, 689804, 750708, 1034706, 1181628, 1207157, 1552059, 2069412, 2414314, 3104118, 3621471, 4656177, 4828628, 6208236, 7242942, 9312354, 10864413, 13968531, 14485884, 18624708, 21728826, 27937062, 32593239, 43457652, 55874124, 65186478, 97779717, 130372956, 195559434, 391118868]

約数ペア:

[(1, 391118868), (2, 195559434), (3, 130372956), (4, 97779717), (6, 65186478), (7, 55874124), (9, 43457652), (12, 32593239), (14, 27937062), (18, 21728826), (21, 18624708), (27, 14485884), (28, 13968531), (36, 10864413), (42, 9312354), (54, 7242942), (63, 6208236), (81, 4828628), (84, 4656177), (108, 3621471), (126, 3104118), (162, 2414314), (189, 2069412), (252, 1552059), (324, 1207157), (331, 1181628), (378, 1034706), (521, 750708), (567, 689804), (662, 590814), (756, 517353), (993, 393876), (1042, 375354), (1134, 344902), (1324, 295407), (1563, 250236), (1986, 196938), (2084, 187677), (2268, 172451), (2317, 168804), (2979, 131292), (3126, 125118), (3647, 107244), (3972, 98469), (4634, 84402), (4689, 83412), (5958, 65646), (6252, 62559), (6951, 56268), (7294, 53622), (8937, 43764), (9268, 42201), (9378, 41706), (10941, 35748), (11916, 32823), (13902, 28134), (14067, 27804), (14588, 26811), (17874, 21882), (18756, 20853)]