397798137

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{829}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 649471680

約数和(自身を除く): 251673543

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 131, 333, 393, 407, 829, 1179, 1221, 1441, 2487, 3663, 4323, 4847, 7461, 9119, 12969, 14541, 27357, 30673, 43623, 53317, 82071, 92019, 108599, 159951, 276057, 325797, 337403, 479853, 977391, 1012209, 1194589, 3036627, 3583767, 4018163, 10751301, 12054489, 36163467, 44199793, 132599379, 397798137]

約数ペア:

[(1, 397798137), (3, 132599379), (9, 44199793), (11, 36163467), (33, 12054489), (37, 10751301), (99, 4018163), (111, 3583767), (131, 3036627), (333, 1194589), (393, 1012209), (407, 977391), (829, 479853), (1179, 337403), (1221, 325797), (1441, 276057), (2487, 159951), (3663, 108599), (4323, 92019), (4847, 82071), (7461, 53317), (9119, 43623), (12969, 30673), (14541, 27357)]