266078386

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{138727}}^1$

素因数の和:138873

約数の個数: 16

約数和(自身を含む): 459467136

約数和(自身を除く): 193388750

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 138727, 277454, 971089, 1942178, 19005599, 38011198, 133039193, 266078386]

約数ペア:

[(1, 266078386), (2, 133039193), (7, 38011198), (14, 19005599), (137, 1942178), (274, 971089), (959, 277454), (1918, 138727)]