173838885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^2$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 326413920

約数和(自身を除く): 152575035

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 71, 95, 121, 165, 209, 213, 285, 355, 363, 605, 627, 781, 1045, 1065, 1349, 1815, 2299, 2343, 3135, 3905, 4047, 5041, 6745, 6897, 8591, 11495, 11715, 14839, 15123, 20235, 25205, 25773, 34485, 42955, 44517, 55451, 74195, 75615, 95779, 128865, 163229, 166353, 222585, 277255, 287337, 478895, 489687, 609961, 816145, 831765, 1053569, 1436685, 1829883, 2448435, 3049805, 3160707, 5267845, 9149415, 11589259, 15803535, 34767777, 57946295, 173838885]

約数ペア:

[(1, 173838885), (3, 57946295), (5, 34767777), (11, 15803535), (15, 11589259), (19, 9149415), (33, 5267845), (55, 3160707), (57, 3049805), (71, 2448435), (95, 1829883), (121, 1436685), (165, 1053569), (209, 831765), (213, 816145), (285, 609961), (355, 489687), (363, 478895), (605, 287337), (627, 277255), (781, 222585), (1045, 166353), (1065, 163229), (1349, 128865), (1815, 95779), (2299, 75615), (2343, 74195), (3135, 55451), (3905, 44517), (4047, 42955), (5041, 34485), (6745, 25773), (6897, 25205), (8591, 20235), (11495, 15123), (11715, 14839)]