420676431

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{2083}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 656209920

約数和(自身を除く): 235533489

約数列:

[1, 3, 7, 21, 59, 163, 177, 413, 489, 1141, 1239, 2083, 3423, 6249, 9617, 14581, 28851, 43743, 67319, 122897, 201957, 339529, 368691, 860279, 1018587, 2376703, 2580837, 7130109, 20032211, 60096633, 140225477, 420676431]

約数ペア:

[(1, 420676431), (3, 140225477), (7, 60096633), (21, 20032211), (59, 7130109), (163, 2580837), (177, 2376703), (413, 1018587), (489, 860279), (1141, 368691), (1239, 339529), (2083, 201957), (3423, 122897), (6249, 67319), (9617, 43743), (14581, 28851)]