81944169

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 120528000

約数和(自身を除く): 38583831

約数列:

[1, 3, 19, 29, 57, 87, 89, 267, 551, 557, 1653, 1671, 1691, 2581, 5073, 7743, 10583, 16153, 31749, 48459, 49039, 49573, 147117, 148719, 306907, 920721, 941887, 1437617, 2825661, 4312851, 27314723, 81944169]

約数ペア:

[(1, 81944169), (3, 27314723), (19, 4312851), (29, 2825661), (57, 1437617), (87, 941887), (89, 920721), (267, 306907), (551, 148719), (557, 147117), (1653, 49573), (1671, 49039), (1691, 48459), (2581, 31749), (5073, 16153), (7743, 10583)]