515156972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1601}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 1007645184

約数和(自身を除く): 492488212

約数列:

[1, 2, 4, 11, 22, 44, 71, 103, 142, 206, 284, 412, 781, 1133, 1562, 1601, 2266, 3124, 3202, 4532, 6404, 7313, 14626, 17611, 29252, 35222, 70444, 80443, 113671, 160886, 164903, 227342, 321772, 329806, 454684, 659612, 1250381, 1813933, 2500762, 3627866, 5001524, 7255732, 11708113, 23416226, 46832452, 128789243, 257578486, 515156972]

約数ペア:

[(1, 515156972), (2, 257578486), (4, 128789243), (11, 46832452), (22, 23416226), (44, 11708113), (71, 7255732), (103, 5001524), (142, 3627866), (206, 2500762), (284, 1813933), (412, 1250381), (781, 659612), (1133, 454684), (1562, 329806), (1601, 321772), (2266, 227342), (3124, 164903), (3202, 160886), (4532, 113671), (6404, 80443), (7313, 70444), (14626, 35222), (17611, 29252)]