308538307

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2099}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 406425600

約数和(自身を除く): 97887293

約数列:

[1, 7, 11, 23, 77, 83, 161, 253, 581, 913, 1771, 1909, 2099, 6391, 13363, 14693, 20999, 23089, 48277, 146993, 161623, 174217, 337939, 531047, 1219519, 1916387, 3717329, 4006991, 13414709, 28048937, 44076901, 308538307]

約数ペア:

[(1, 308538307), (7, 44076901), (11, 28048937), (23, 13414709), (77, 4006991), (83, 3717329), (161, 1916387), (253, 1219519), (581, 531047), (913, 337939), (1771, 174217), (1909, 161623), (2099, 146993), (6391, 48277), (13363, 23089), (14693, 20999)]