649634481

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4723}}^1$

素因数の和:4806

約数の個数: 48

約数和(自身を含む): 1061199360

約数和(自身を除く): 411564879

約数列:

[1, 3, 9, 17, 29, 31, 51, 87, 93, 153, 261, 279, 493, 527, 899, 1479, 1581, 2697, 4437, 4723, 4743, 8091, 14169, 15283, 42507, 45849, 80291, 136967, 137547, 146413, 240873, 410901, 439239, 722619, 1232703, 1317717, 2328439, 2489021, 4245977, 6985317, 7467063, 12737931, 20955951, 22401189, 38213793, 72181609, 216544827, 649634481]

約数ペア:

[(1, 649634481), (3, 216544827), (9, 72181609), (17, 38213793), (29, 22401189), (31, 20955951), (51, 12737931), (87, 7467063), (93, 6985317), (153, 4245977), (261, 2489021), (279, 2328439), (493, 1317717), (527, 1232703), (899, 722619), (1479, 439239), (1581, 410901), (2697, 240873), (4437, 146413), (4723, 137547), (4743, 136967), (8091, 80291), (14169, 45849), (15283, 42507)]