187869969365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{490631}}^1$

素因数の和:490829

約数の個数: 32

約数和(自身を含む): 250245870336

約数和(自身を除く): 62375900971

約数列:

[1, 5, 13, 43, 65, 137, 215, 559, 685, 1781, 2795, 5891, 8905, 29455, 76583, 382915, 490631, 2453155, 6378203, 21097133, 31891015, 67216447, 105485665, 274262729, 336082235, 873813811, 1371313645, 2890307221, 4369069055, 14451536105, 37573993873, 187869969365]

約数ペア:

[(1, 187869969365), (5, 37573993873), (13, 14451536105), (43, 4369069055), (65, 2890307221), (137, 1371313645), (215, 873813811), (559, 336082235), (685, 274262729), (1781, 105485665), (2795, 67216447), (5891, 31891015), (8905, 21097133), (29455, 6378203), (76583, 2453155), (382915, 490631)]