208045308639

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{601}}^1\times {\mathrm{72617}}^1$

素因数の和:73455

約数の個数: 32

約数和(自身を含む): 318952198656

約数和(自身を除く): 110906890017

約数列:

[1, 3, 7, 21, 227, 601, 681, 1589, 1803, 4207, 4767, 12621, 72617, 136427, 217851, 409281, 508319, 954989, 1524957, 2864967, 16484059, 43642817, 49452177, 115388413, 130928451, 305499719, 346165239, 916499157, 9906919459, 29720758377, 69348436213, 208045308639]

約数ペア:

[(1, 208045308639), (3, 69348436213), (7, 29720758377), (21, 9906919459), (227, 916499157), (601, 346165239), (681, 305499719), (1589, 130928451), (1803, 115388413), (4207, 49452177), (4767, 43642817), (12621, 16484059), (72617, 2864967), (136427, 1524957), (217851, 954989), (409281, 508319)]