81302886

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{215087}}^1$

素因数の和:215105

約数の個数: 32

約数和(自身を含む): 206484480

約数和(自身を除く): 125181594

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 215087, 430174, 645261, 1290522, 1505609, 1935783, 3011218, 3871566, 4516827, 5807349, 9033654, 11614698, 13550481, 27100962, 40651443, 81302886]

約数ペア:

[(1, 81302886), (2, 40651443), (3, 27100962), (6, 13550481), (7, 11614698), (9, 9033654), (14, 5807349), (18, 4516827), (21, 3871566), (27, 3011218), (42, 1935783), (54, 1505609), (63, 1290522), (126, 645261), (189, 430174), (378, 215087)]