13298649

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6959}}^1$

素因数の和:6989

約数の個数: 24

約数和(自身を含む): 22216320

約数和(自身を除く): 8917671

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 6959, 20877, 48713, 90467, 146139, 271401, 340991, 633269, 1022973, 1899807, 4432883, 13298649]

約数ペア:

[(1, 13298649), (3, 4432883), (7, 1899807), (13, 1022973), (21, 633269), (39, 340991), (49, 271401), (91, 146139), (147, 90467), (273, 48713), (637, 20877), (1911, 6959)]