1520691879

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1\times {\mathrm{4483}}^1$

素因数の和:5079

約数の個数: 32

約数和(自身を含む): 2401989120

約数和(自身を除く): 881297241

約数列:

[1, 3, 7, 21, 29, 87, 203, 557, 609, 1671, 3899, 4483, 11697, 13449, 16153, 31381, 48459, 94143, 113071, 130007, 339213, 390021, 910049, 2497031, 2730147, 7491093, 17479217, 52437651, 72413899, 217241697, 506897293, 1520691879]

約数ペア:

[(1, 1520691879), (3, 506897293), (7, 217241697), (21, 72413899), (29, 52437651), (87, 17479217), (203, 7491093), (557, 2730147), (609, 2497031), (1671, 910049), (3899, 390021), (4483, 339213), (11697, 130007), (13449, 113071), (16153, 94143), (31381, 48459)]