221969776

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{25087}}^1$

素因数の和:25181

約数の個数: 40

約数和(自身を含む): 497745920

約数和(自身を除く): 275776144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 8848, 25087, 50174, 100348, 175609, 200696, 351218, 401392, 702436, 1404872, 1981873, 2809744, 3963746, 7927492, 13873111, 15854984, 27746222, 31709968, 55492444, 110984888, 221969776]

約数ペア:

[(1, 221969776), (2, 110984888), (4, 55492444), (7, 31709968), (8, 27746222), (14, 15854984), (16, 13873111), (28, 7927492), (56, 3963746), (79, 2809744), (112, 1981873), (158, 1404872), (316, 702436), (553, 401392), (632, 351218), (1106, 200696), (1264, 175609), (2212, 100348), (4424, 50174), (8848, 25087)]