1268778825

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{137537}}^1$

素因数の和:137594

約数の個数: 36

約数和(自身を含む): 2327968188

約数和(自身を除く): 1059189363

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 615, 1025, 1845, 3075, 9225, 137537, 412611, 687685, 1237833, 2063055, 3438425, 5639017, 6189165, 10315275, 16917051, 28195085, 30945825, 50751153, 84585255, 140975425, 253755765, 422926275, 1268778825]

約数ペア:

[(1, 1268778825), (3, 422926275), (5, 253755765), (9, 140975425), (15, 84585255), (25, 50751153), (41, 30945825), (45, 28195085), (75, 16917051), (123, 10315275), (205, 6189165), (225, 5639017), (369, 3438425), (615, 2063055), (1025, 1237833), (1845, 687685), (3075, 412611), (9225, 137537)]