1290758979

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{2081}}^1$

素因数の和:2267

約数の個数: 32

約数和(自身を含む): 1813238784

約数和(自身を除く): 522479805

約数列:

[1, 3, 47, 53, 83, 141, 159, 249, 2081, 2491, 3901, 4399, 6243, 7473, 11703, 13197, 97807, 110293, 172723, 206753, 293421, 330879, 518169, 620259, 5183771, 8117981, 9154319, 15551313, 24353943, 27462957, 430252993, 1290758979]

約数ペア:

[(1, 1290758979), (3, 430252993), (47, 27462957), (53, 24353943), (83, 15551313), (141, 9154319), (159, 8117981), (249, 5183771), (2081, 620259), (2491, 518169), (3901, 330879), (4399, 293421), (6243, 206753), (7473, 172723), (11703, 110293), (13197, 97807)]