81237426

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{30983}}^1$

素因数の和:31030

約数の個数: 32

約数和(自身を含む): 178467840

約数和(自身を除く): 97230414

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 874, 1311, 2622, 30983, 61966, 92949, 185898, 588677, 712609, 1177354, 1425218, 1766031, 2137827, 3532062, 4275654, 13539571, 27079142, 40618713, 81237426]

約数ペア:

[(1, 81237426), (2, 40618713), (3, 27079142), (6, 13539571), (19, 4275654), (23, 3532062), (38, 2137827), (46, 1766031), (57, 1425218), (69, 1177354), (114, 712609), (138, 588677), (437, 185898), (874, 92949), (1311, 61966), (2622, 30983)]