81303861

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{1997}}^1$

素因数の和:2372

約数の個数: 16

約数和(自身を含む): 111440448

約数和(自身を除く): 30136587

約数列:

[1, 3, 41, 123, 331, 993, 1997, 5991, 13571, 40713, 81877, 245631, 661007, 1983021, 27101287, 81303861]

約数ペア:

[(1, 81303861), (3, 27101287), (41, 1983021), (123, 661007), (331, 245631), (993, 81877), (1997, 40713), (5991, 13571)]