139743190

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 255580416

約数和(自身を除く): 115837226

約数列:

[1, 2, 5, 10, 103, 206, 211, 422, 515, 643, 1030, 1055, 1286, 2110, 3215, 6430, 21733, 43466, 66229, 108665, 132458, 135673, 217330, 271346, 331145, 662290, 678365, 1356730, 13974319, 27948638, 69871595, 139743190]

約数ペア:

[(1, 139743190), (2, 69871595), (5, 27948638), (10, 13974319), (103, 1356730), (206, 678365), (211, 662290), (422, 331145), (515, 271346), (643, 217330), (1030, 135673), (1055, 132458), (1286, 108665), (2110, 66229), (3215, 43466), (6430, 21733)]