71897618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89203}}^1$

素因数の和:89249

約数の個数: 16

約数和(自身を含む): 119890176

約数和(自身を除く): 47992558

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 89203, 178406, 1159639, 2319278, 2765293, 5530586, 35948809, 71897618]

約数ペア:

[(1, 71897618), (2, 35948809), (13, 5530586), (26, 2765293), (31, 2319278), (62, 1159639), (403, 178406), (806, 89203)]