381805886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{1811}}^1$

素因数の和:1905

約数の個数: 48

約数和(自身を含む): 734251392

約数和(自身を除く): 352445506

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 1369, 1811, 2738, 2849, 3622, 5698, 9583, 12677, 15059, 19166, 19921, 25354, 30118, 39842, 67007, 105413, 134014, 139447, 210826, 278894, 469049, 737077, 938098, 1474154, 2479259, 4958518, 5159539, 10319078, 17354813, 27271849, 34709626, 54543698, 190902943, 381805886]

約数ペア:

[(1, 381805886), (2, 190902943), (7, 54543698), (11, 34709626), (14, 27271849), (22, 17354813), (37, 10319078), (74, 5159539), (77, 4958518), (154, 2479259), (259, 1474154), (407, 938098), (518, 737077), (814, 469049), (1369, 278894), (1811, 210826), (2738, 139447), (2849, 134014), (3622, 105413), (5698, 67007), (9583, 39842), (12677, 30118), (15059, 25354), (19166, 19921)]