1440945

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 2830464

約数和(自身を除く): 1389519

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 71, 99, 123, 165, 205, 213, 355, 369, 451, 495, 615, 639, 781, 1065, 1353, 1845, 2255, 2343, 2911, 3195, 3905, 4059, 6765, 7029, 8733, 11715, 14555, 20295, 26199, 32021, 35145, 43665, 96063, 130995, 160105, 288189, 480315, 1440945]

約数ペア:

[(1, 1440945), (3, 480315), (5, 288189), (9, 160105), (11, 130995), (15, 96063), (33, 43665), (41, 35145), (45, 32021), (55, 26199), (71, 20295), (99, 14555), (123, 11715), (165, 8733), (205, 7029), (213, 6765), (355, 4059), (369, 3905), (451, 3195), (495, 2911), (615, 2343), (639, 2255), (781, 1845), (1065, 1353)]