209861848

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 459567360

約数和(自身を除く): 249705512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 163, 166, 277, 326, 332, 554, 581, 652, 664, 1108, 1141, 1162, 1304, 1939, 2216, 2282, 2324, 3878, 4564, 4648, 7756, 9128, 13529, 15512, 22991, 27058, 45151, 45982, 54116, 90302, 91964, 94703, 108232, 160937, 180604, 183928, 189406, 316057, 321874, 361208, 378812, 632114, 643748, 757624, 1264228, 1287496, 2528456, 3747533, 7495066, 14990132, 26232731, 29980264, 52465462, 104930924, 209861848]

約数ペア:

[(1, 209861848), (2, 104930924), (4, 52465462), (7, 29980264), (8, 26232731), (14, 14990132), (28, 7495066), (56, 3747533), (83, 2528456), (163, 1287496), (166, 1264228), (277, 757624), (326, 643748), (332, 632114), (554, 378812), (581, 361208), (652, 321874), (664, 316057), (1108, 189406), (1141, 183928), (1162, 180604), (1304, 160937), (1939, 108232), (2216, 94703), (2282, 91964), (2324, 90302), (3878, 54116), (4564, 45982), (4648, 45151), (7756, 27058), (9128, 22991), (13529, 15512)]