291225255

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{24923}}^1$

素因数の和:24991

約数の個数: 32

約数和(自身を含む): 502467840

約数和(自身を除く): 211242585

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 11685, 24923, 74769, 124615, 373845, 473537, 1021843, 1420611, 2367685, 3065529, 5109215, 7103055, 15327645, 19415017, 58245051, 97075085, 291225255]

約数ペア:

[(1, 291225255), (3, 97075085), (5, 58245051), (15, 19415017), (19, 15327645), (41, 7103055), (57, 5109215), (95, 3065529), (123, 2367685), (205, 1420611), (285, 1021843), (615, 473537), (779, 373845), (2337, 124615), (3895, 74769), (11685, 24923)]