2019970425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{2857}}^1$

素因数の和:3738

約数の個数: 48

約数和(自身を含む): 3648820032

約数和(自身を除く): 1628849607

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 857, 2571, 2857, 4285, 8571, 9427, 12855, 14285, 21425, 28281, 31427, 42855, 47135, 64275, 71425, 94281, 141405, 157135, 214275, 235675, 471405, 707025, 785675, 2357025, 2448449, 7345347, 12242245, 26932939, 36726735, 61211225, 80798817, 134664695, 183633675, 403994085, 673323475, 2019970425]

約数ペア:

[(1, 2019970425), (3, 673323475), (5, 403994085), (11, 183633675), (15, 134664695), (25, 80798817), (33, 61211225), (55, 36726735), (75, 26932939), (165, 12242245), (275, 7345347), (825, 2448449), (857, 2357025), (2571, 785675), (2857, 707025), (4285, 471405), (8571, 235675), (9427, 214275), (12855, 157135), (14285, 141405), (21425, 94281), (28281, 71425), (31427, 64275), (42855, 47135)]