1278408039

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{1031}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 1796505600

約数和(自身を除く): 518097561

約数列:

[1, 3, 31, 67, 93, 199, 201, 597, 1031, 2077, 3093, 6169, 6231, 13333, 18507, 31961, 39999, 69077, 95883, 205169, 207231, 413323, 615507, 1239969, 2141387, 6360239, 6424161, 13746323, 19080717, 41238969, 426136013, 1278408039]

約数ペア:

[(1, 1278408039), (3, 426136013), (31, 41238969), (67, 19080717), (93, 13746323), (199, 6424161), (201, 6360239), (597, 2141387), (1031, 1239969), (2077, 615507), (3093, 413323), (6169, 207231), (6231, 205169), (13333, 95883), (18507, 69077), (31961, 39999)]