71908971

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{7607}}^1$

素因数の和:7770

約数の個数: 16

約数和(自身を含む): 100790784

約数和(自身を除く): 28881813

約数列:

[1, 3, 23, 69, 137, 411, 3151, 7607, 9453, 22821, 174961, 524883, 1042159, 3126477, 23969657, 71908971]

約数ペア:

[(1, 71908971), (3, 23969657), (23, 3126477), (69, 1042159), (137, 524883), (411, 174961), (3151, 22821), (7607, 9453)]