87711572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{39227}}^1$

素因数の和:39287

約数の個数: 24

約数和(自身を含む): 169151136

約数和(自身を除く): 81439564

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 39227, 78454, 156908, 509951, 1019902, 1686761, 2039804, 3373522, 6747044, 21927893, 43855786, 87711572]

約数ペア:

[(1, 87711572), (2, 43855786), (4, 21927893), (13, 6747044), (26, 3373522), (43, 2039804), (52, 1686761), (86, 1019902), (172, 509951), (559, 156908), (1118, 78454), (2236, 39227)]