305520481

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 385136640

約数和(自身を除く): 79616159

約数列:

[1, 7, 17, 29, 119, 203, 223, 397, 493, 1561, 2779, 3451, 3791, 6467, 6749, 11513, 26537, 45269, 47243, 80591, 88531, 109939, 195721, 619717, 769573, 1370047, 1505027, 2567399, 10535189, 17971793, 43645783, 305520481]

約数ペア:

[(1, 305520481), (7, 43645783), (17, 17971793), (29, 10535189), (119, 2567399), (203, 1505027), (223, 1370047), (397, 769573), (493, 619717), (1561, 195721), (2779, 109939), (3451, 88531), (3791, 80591), (6467, 47243), (6749, 45269), (11513, 26537)]