81607148

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{7057}}^1$

素因数の和:7134

約数の個数: 36

約数和(自身を含む): 168968520

約数和(自身を除く): 87361372

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 196, 236, 413, 826, 1652, 2891, 5782, 7057, 11564, 14114, 28228, 49399, 98798, 197596, 345793, 416363, 691586, 832726, 1383172, 1665452, 2914541, 5829082, 11658164, 20401787, 40803574, 81607148]

約数ペア:

[(1, 81607148), (2, 40803574), (4, 20401787), (7, 11658164), (14, 5829082), (28, 2914541), (49, 1665452), (59, 1383172), (98, 832726), (118, 691586), (196, 416363), (236, 345793), (413, 197596), (826, 98798), (1652, 49399), (2891, 28228), (5782, 14114), (7057, 11564)]