258864385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{41057}}^1$

素因数の和:41172

約数の個数: 16

約数和(自身を含む): 337989456

約数和(自身を除く): 79125071

約数列:

[1, 5, 13, 65, 97, 485, 1261, 6305, 41057, 205285, 533741, 2668705, 3982529, 19912645, 51772877, 258864385]

約数ペア:

[(1, 258864385), (5, 51772877), (13, 19912645), (65, 3982529), (97, 2668705), (485, 533741), (1261, 205285), (6305, 41057)]