1900764033

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{20717}}^1$

素因数の和:21001

約数の個数: 32

約数和(自身を含む): 3078860544

約数和(自身を除く): 1178096511

約数列:

[1, 3, 7, 17, 21, 51, 119, 257, 357, 771, 1799, 4369, 5397, 13107, 20717, 30583, 62151, 91749, 145019, 352189, 435057, 1056567, 2465323, 5324269, 7395969, 15972807, 37269883, 90512573, 111809649, 271537719, 633588011, 1900764033]

約数ペア:

[(1, 1900764033), (3, 633588011), (7, 271537719), (17, 111809649), (21, 90512573), (51, 37269883), (119, 15972807), (257, 7395969), (357, 5324269), (771, 2465323), (1799, 1056567), (4369, 435057), (5397, 352189), (13107, 145019), (20717, 91749), (30583, 62151)]