660704982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1979}}^1\times {\mathrm{7949}}^1$

素因数の和:9940

約数の個数: 32

約数和(自身を含む): 1511136000

約数和(自身を除く): 850431018

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1979, 3958, 5937, 7949, 11874, 13853, 15898, 23847, 27706, 41559, 47694, 55643, 83118, 111286, 166929, 333858, 15731071, 31462142, 47193213, 94386426, 110117497, 220234994, 330352491, 660704982]

約数ペア:

[(1, 660704982), (2, 330352491), (3, 220234994), (6, 110117497), (7, 94386426), (14, 47193213), (21, 31462142), (42, 15731071), (1979, 333858), (3958, 166929), (5937, 111286), (7949, 83118), (11874, 55643), (13853, 47694), (15898, 41559), (23847, 27706)]