1285999621

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{6997}}^1$

素因数の和:7212

約数の個数: 16

約数和(自身を含む): 1374519168

約数和(自身を除く): 88519547

約数列:

[1, 23, 61, 131, 1403, 3013, 6997, 7991, 160931, 183793, 426817, 916607, 9816791, 21081961, 55913027, 1285999621]

約数ペア:

[(1, 1285999621), (23, 55913027), (61, 21081961), (131, 9816791), (1403, 916607), (3013, 426817), (6997, 183793), (7991, 160931)]