81164988

素因数分解:

$2^2\times 3^2\times {\mathrm{683}}^1\times {\mathrm{3301}}^1$

素因数の和:3994

約数の個数: 36

約数和(自身を含む): 205529688

約数和(自身を除く): 124364700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 683, 1366, 2049, 2732, 3301, 4098, 6147, 6602, 8196, 9903, 12294, 13204, 19806, 24588, 29709, 39612, 59418, 118836, 2254583, 4509166, 6763749, 9018332, 13527498, 20291247, 27054996, 40582494, 81164988]

約数ペア:

[(1, 81164988), (2, 40582494), (3, 27054996), (4, 20291247), (6, 13527498), (9, 9018332), (12, 6763749), (18, 4509166), (36, 2254583), (683, 118836), (1366, 59418), (2049, 39612), (2732, 29709), (3301, 24588), (4098, 19806), (6147, 13204), (6602, 12294), (8196, 9903)]