1289788130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{106859}}^1$

素因数の和:106954

約数の個数: 32

約数和(自身を含む): 2492830080

約数和(自身を除く): 1203041950

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 106859, 213718, 534295, 1068590, 1816603, 3633206, 7586989, 9083015, 15173978, 18166030, 37934945, 75869890, 128978813, 257957626, 644894065, 1289788130]

約数ペア:

[(1, 1289788130), (2, 644894065), (5, 257957626), (10, 128978813), (17, 75869890), (34, 37934945), (71, 18166030), (85, 15173978), (142, 9083015), (170, 7586989), (355, 3633206), (710, 1816603), (1207, 1068590), (2414, 534295), (6035, 213718), (12070, 106859)]