86737221

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 128044800

約数和(自身を除く): 41307579

約数列:

[1, 3, 9, 71, 149, 213, 447, 639, 911, 1341, 2733, 8199, 10579, 31737, 64681, 95211, 135739, 194043, 407217, 582129, 1221651, 9637469, 28912407, 86737221]

約数ペア:

[(1, 86737221), (3, 28912407), (9, 9637469), (71, 1221651), (149, 582129), (213, 407217), (447, 194043), (639, 135739), (911, 95211), (1341, 64681), (2733, 31737), (8199, 10579)]