219496676

素因数分解:

$2^2\times 7^3\times {\mathrm{157}}^1\times {\mathrm{1019}}^1$

素因数の和:1201

約数の個数: 48

約数和(自身を含む): 451248000

約数和(自身を除く): 231751324

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 157, 196, 314, 343, 628, 686, 1019, 1099, 1372, 2038, 2198, 4076, 4396, 7133, 7693, 14266, 15386, 28532, 30772, 49931, 53851, 99862, 107702, 159983, 199724, 215404, 319966, 349517, 639932, 699034, 1119881, 1398068, 2239762, 4479524, 7839167, 15678334, 31356668, 54874169, 109748338, 219496676]

約数ペア:

[(1, 219496676), (2, 109748338), (4, 54874169), (7, 31356668), (14, 15678334), (28, 7839167), (49, 4479524), (98, 2239762), (157, 1398068), (196, 1119881), (314, 699034), (343, 639932), (628, 349517), (686, 319966), (1019, 215404), (1099, 199724), (1372, 159983), (2038, 107702), (2198, 99862), (4076, 53851), (4396, 49931), (7133, 30772), (7693, 28532), (14266, 15386)]