1345281

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 2166720

約数和(自身を除く): 821439

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 987, 1363, 2209, 4089, 6627, 9541, 15463, 28623, 46389, 64061, 192183, 448427, 1345281]

約数ペア:

[(1, 1345281), (3, 448427), (7, 192183), (21, 64061), (29, 46389), (47, 28623), (87, 15463), (141, 9541), (203, 6627), (329, 4089), (609, 2209), (987, 1363)]