258255885

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{29231}}^1$

素因数の和:29289

約数の個数: 32

約数和(自身を含む): 449003520

約数和(自身を除く): 190747635

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 2945, 8835, 29231, 87693, 146155, 438465, 555389, 906161, 1666167, 2718483, 2776945, 4530805, 8330835, 13592415, 17217059, 51651177, 86085295, 258255885]

約数ペア:

[(1, 258255885), (3, 86085295), (5, 51651177), (15, 17217059), (19, 13592415), (31, 8330835), (57, 4530805), (93, 2776945), (95, 2718483), (155, 1666167), (285, 906161), (465, 555389), (589, 438465), (1767, 146155), (2945, 87693), (8835, 29231)]