1640667077

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{1619}}^1\times {\mathrm{2039}}^1$

素因数の和:3736

約数の個数: 16

約数和(自身を含む): 1903564800

約数和(自身を除く): 262897723

約数列:

[1, 7, 71, 497, 1619, 2039, 11333, 14273, 114949, 144769, 804643, 1013383, 3301141, 23107987, 234381011, 1640667077]

約数ペア:

[(1, 1640667077), (7, 234381011), (71, 23107987), (497, 3301141), (1619, 1013383), (2039, 804643), (11333, 144769), (14273, 114949)]