129778912

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{239}}^2$

素因数の和:559

約数の個数: 36

約数和(自身を含む): 260189496

約数和(自身を除く): 130410584

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 239, 284, 478, 568, 956, 1136, 1912, 2272, 3824, 7648, 16969, 33938, 57121, 67876, 114242, 135752, 228484, 271504, 456968, 543008, 913936, 1827872, 4055591, 8111182, 16222364, 32444728, 64889456, 129778912]

約数ペア:

[(1, 129778912), (2, 64889456), (4, 32444728), (8, 16222364), (16, 8111182), (32, 4055591), (71, 1827872), (142, 913936), (239, 543008), (284, 456968), (478, 271504), (568, 228484), (956, 135752), (1136, 114242), (1912, 67876), (2272, 57121), (3824, 33938), (7648, 16969)]