81977316

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^2\times {\mathrm{8123}}^1$

素因数の和:8188

約数の個数: 36

約数和(自身を含む): 198128112

約数和(自身を除く): 116150796

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 841, 1682, 2523, 3364, 5046, 8123, 10092, 16246, 24369, 32492, 48738, 97476, 235567, 471134, 706701, 942268, 1413402, 2826804, 6831443, 13662886, 20494329, 27325772, 40988658, 81977316]

約数ペア:

[(1, 81977316), (2, 40988658), (3, 27325772), (4, 20494329), (6, 13662886), (12, 6831443), (29, 2826804), (58, 1413402), (87, 942268), (116, 706701), (174, 471134), (348, 235567), (841, 97476), (1682, 48738), (2523, 32492), (3364, 24369), (5046, 16246), (8123, 10092)]