681394297

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 755453952

約数和(自身を除く): 74059655

約数列:

[1, 23, 43, 47, 107, 137, 989, 1081, 2021, 2461, 3151, 4601, 5029, 5891, 6439, 14659, 46483, 105823, 115667, 135493, 148097, 216247, 276877, 337157, 630337, 688973, 4973681, 6368171, 14497751, 15846379, 29625839, 681394297]

約数ペア:

[(1, 681394297), (23, 29625839), (43, 15846379), (47, 14497751), (107, 6368171), (137, 4973681), (989, 688973), (1081, 630337), (2021, 337157), (2461, 276877), (3151, 216247), (4601, 148097), (5029, 135493), (5891, 115667), (6439, 105823), (14659, 46483)]