521871112

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{577}}^1$

素因数の和:1142

約数の個数: 64

約数和(自身を含む): 1158589440

約数和(自身を除く): 636718328

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 521, 577, 868, 1042, 1154, 1736, 2084, 2308, 3647, 4039, 4168, 4616, 7294, 8078, 14588, 16151, 16156, 17887, 29176, 32302, 32312, 35774, 64604, 71548, 113057, 125209, 129208, 143096, 226114, 250418, 300617, 452228, 500836, 601234, 904456, 1001672, 1202468, 2104319, 2404936, 4208638, 8417276, 9319127, 16834552, 18638254, 37276508, 65233889, 74553016, 130467778, 260935556, 521871112]

約数ペア:

[(1, 521871112), (2, 260935556), (4, 130467778), (7, 74553016), (8, 65233889), (14, 37276508), (28, 18638254), (31, 16834552), (56, 9319127), (62, 8417276), (124, 4208638), (217, 2404936), (248, 2104319), (434, 1202468), (521, 1001672), (577, 904456), (868, 601234), (1042, 500836), (1154, 452228), (1736, 300617), (2084, 250418), (2308, 226114), (3647, 143096), (4039, 129208), (4168, 125209), (4616, 113057), (7294, 71548), (8078, 64604), (14588, 35774), (16151, 32312), (16156, 32302), (17887, 29176)]