778814109

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{418043}}^1$

素因数の和:418078

約数の個数: 20

約数和(自身を含む): 1213999776

約数和(自身を除く): 435185667

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 418043, 1254129, 3762387, 9614989, 11287161, 28844967, 33861483, 86534901, 259604703, 778814109]

約数ペア:

[(1, 778814109), (3, 259604703), (9, 86534901), (23, 33861483), (27, 28844967), (69, 11287161), (81, 9614989), (207, 3762387), (621, 1254129), (1863, 418043)]