31337397

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 56504448

約数和(自身を除く): 25167051

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 83, 91, 117, 249, 273, 461, 581, 747, 819, 1079, 1383, 1743, 3227, 3237, 4149, 5229, 5993, 7553, 9681, 9711, 17979, 22659, 29043, 38263, 41951, 53937, 67977, 114789, 125853, 267841, 344367, 377559, 497419, 803523, 1492257, 2410569, 3481933, 4476771, 10445799, 31337397]

約数ペア:

[(1, 31337397), (3, 10445799), (7, 4476771), (9, 3481933), (13, 2410569), (21, 1492257), (39, 803523), (63, 497419), (83, 377559), (91, 344367), (117, 267841), (249, 125853), (273, 114789), (461, 67977), (581, 53937), (747, 41951), (819, 38263), (1079, 29043), (1383, 22659), (1743, 17979), (3227, 9711), (3237, 9681), (4149, 7553), (5229, 5993)]