311980038

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{17431}}^1$

素因数の和:17612

約数の個数: 32

約数和(自身を含む): 661021440

約数和(自身を除く): 349041402

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 157, 314, 471, 942, 2983, 5966, 8949, 17431, 17898, 34862, 52293, 104586, 331189, 662378, 993567, 1987134, 2736667, 5473334, 8210001, 16420002, 51996673, 103993346, 155990019, 311980038]

約数ペア:

[(1, 311980038), (2, 155990019), (3, 103993346), (6, 51996673), (19, 16420002), (38, 8210001), (57, 5473334), (114, 2736667), (157, 1987134), (314, 993567), (471, 662378), (942, 331189), (2983, 104586), (5966, 52293), (8949, 34862), (17431, 17898)]