204916177921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{31715861}}^1$

素因数の和:31715952

約数の個数: 16

約数和(自身を含む): 255756711168

約数和(自身を除く): 50840533247

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 31715861, 222011027, 412306193, 2251826131, 2886143351, 15762782917, 29273739703, 204916177921]

約数ペア:

[(1, 204916177921), (7, 29273739703), (13, 15762782917), (71, 2886143351), (91, 2251826131), (497, 412306193), (923, 222011027), (6461, 31715861)]