2989841995

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{6949}}^1$

素因数の和:7627

約数の個数: 32

約数和(自身を含む): 4323456000

約数和(自身を除く): 1333614005

約数列:

[1, 5, 7, 19, 35, 95, 133, 647, 665, 3235, 4529, 6949, 12293, 22645, 34745, 48643, 61465, 86051, 132031, 243215, 430255, 660155, 924217, 4496003, 4621085, 22480015, 31472021, 85424057, 157360105, 427120285, 597968399, 2989841995]

約数ペア:

[(1, 2989841995), (5, 597968399), (7, 427120285), (19, 157360105), (35, 85424057), (95, 31472021), (133, 22480015), (647, 4621085), (665, 4496003), (3235, 924217), (4529, 660155), (6949, 430255), (12293, 243215), (22645, 132031), (34745, 86051), (48643, 61465)]