81431082

素因数分解:

$2^1\times 3^4\times {\mathrm{409}}^1\times {\mathrm{1229}}^1$

素因数の和:1652

約数の個数: 40

約数和(自身を含む): 183060900

約数和(自身を除く): 101629818

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 409, 818, 1227, 1229, 2454, 2458, 3681, 3687, 7362, 7374, 11043, 11061, 22086, 22122, 33129, 33183, 66258, 66366, 99549, 199098, 502661, 1005322, 1507983, 3015966, 4523949, 9047898, 13571847, 27143694, 40715541, 81431082]

約数ペア:

[(1, 81431082), (2, 40715541), (3, 27143694), (6, 13571847), (9, 9047898), (18, 4523949), (27, 3015966), (54, 1507983), (81, 1005322), (162, 502661), (409, 199098), (818, 99549), (1227, 66366), (1229, 66258), (2454, 33183), (2458, 33129), (3681, 22122), (3687, 22086), (7362, 11061), (7374, 11043)]