1681878212

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1\times {\mathrm{1409}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 3411072000

約数和(自身を除く): 1729193788

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 479, 623, 958, 1246, 1409, 1916, 2492, 2818, 3353, 5636, 6706, 9863, 13412, 19726, 39452, 42631, 85262, 125401, 170524, 250802, 298417, 501604, 596834, 674911, 877807, 1193668, 1349822, 1755614, 2699644, 3511228, 4724377, 9448754, 18897508, 60067079, 120134158, 240268316, 420469553, 840939106, 1681878212]

約数ペア:

[(1, 1681878212), (2, 840939106), (4, 420469553), (7, 240268316), (14, 120134158), (28, 60067079), (89, 18897508), (178, 9448754), (356, 4724377), (479, 3511228), (623, 2699644), (958, 1755614), (1246, 1349822), (1409, 1193668), (1916, 877807), (2492, 674911), (2818, 596834), (3353, 501604), (5636, 298417), (6706, 250802), (9863, 170524), (13412, 125401), (19726, 85262), (39452, 42631)]