81969912

素因数分解:

$2^3\times 3^2\times {\mathrm{271}}^1\times {\mathrm{4201}}^1$

素因数の和:4484

約数の個数: 48

約数和(自身を含む): 222874080

約数和(自身を除く): 140904168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 271, 542, 813, 1084, 1626, 2168, 2439, 3252, 4201, 4878, 6504, 8402, 9756, 12603, 16804, 19512, 25206, 33608, 37809, 50412, 75618, 100824, 151236, 302472, 1138471, 2276942, 3415413, 4553884, 6830826, 9107768, 10246239, 13661652, 20492478, 27323304, 40984956, 81969912]

約数ペア:

[(1, 81969912), (2, 40984956), (3, 27323304), (4, 20492478), (6, 13661652), (8, 10246239), (9, 9107768), (12, 6830826), (18, 4553884), (24, 3415413), (36, 2276942), (72, 1138471), (271, 302472), (542, 151236), (813, 100824), (1084, 75618), (1626, 50412), (2168, 37809), (2439, 33608), (3252, 25206), (4201, 19512), (4878, 16804), (6504, 12603), (8402, 9756)]