81418698

素因数分解:

$2^1\times 3^2\times {\mathrm{271}}^1\times {\mathrm{16691}}^1$

素因数の和:16970

約数の個数: 24

約数和(自身を含む): 177068736

約数和(自身を除く): 95650038

約数列:

[1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439, 4878, 16691, 33382, 50073, 100146, 150219, 300438, 4523261, 9046522, 13569783, 27139566, 40709349, 81418698]

約数ペア:

[(1, 81418698), (2, 40709349), (3, 27139566), (6, 13569783), (9, 9046522), (18, 4523261), (271, 300438), (542, 150219), (813, 100146), (1626, 50073), (2439, 33382), (4878, 16691)]