257130436

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{571}}^1\times {\mathrm{1093}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 455559104

約数和(自身を除く): 198428668

約数列:

[1, 2, 4, 103, 206, 412, 571, 1093, 1142, 2186, 2284, 4372, 58813, 112579, 117626, 225158, 235252, 450316, 624103, 1248206, 2496412, 64282609, 128565218, 257130436]

約数ペア:

[(1, 257130436), (2, 128565218), (4, 64282609), (103, 2496412), (206, 1248206), (412, 624103), (571, 450316), (1093, 235252), (1142, 225158), (2186, 117626), (2284, 112579), (4372, 58813)]