1285280139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{19841}}^1$

素因数の和:20019

約数の個数: 32

約数和(自身を含む): 2026741248

約数和(自身を除く): 741461109

約数列:

[1, 3, 11, 13, 33, 39, 143, 151, 429, 453, 1661, 1963, 4983, 5889, 19841, 21593, 59523, 64779, 218251, 257933, 654753, 773799, 2837263, 2995991, 8511789, 8987973, 32955901, 38947883, 98867703, 116843649, 428426713, 1285280139]

約数ペア:

[(1, 1285280139), (3, 428426713), (11, 116843649), (13, 98867703), (33, 38947883), (39, 32955901), (143, 8987973), (151, 8511789), (429, 2995991), (453, 2837263), (1661, 773799), (1963, 654753), (4983, 257933), (5889, 218251), (19841, 64779), (21593, 59523)]