2019919245

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1\times {\mathrm{2851}}^1$

素因数の和:3325

約数の個数: 32

約数和(自身を含む): 3264969600

約数和(自身を除く): 1245050355

約数列:

[1, 3, 5, 15, 149, 317, 447, 745, 951, 1585, 2235, 2851, 4755, 8553, 14255, 42765, 47233, 141699, 236165, 424799, 708495, 903767, 1274397, 2123995, 2711301, 4518835, 6371985, 13556505, 134661283, 403983849, 673306415, 2019919245]

約数ペア:

[(1, 2019919245), (3, 673306415), (5, 403983849), (15, 134661283), (149, 13556505), (317, 6371985), (447, 4518835), (745, 2711301), (951, 2123995), (1585, 1274397), (2235, 903767), (2851, 708495), (4755, 424799), (8553, 236165), (14255, 141699), (42765, 47233)]