51276771

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 92025024

約数和(自身を除く): 40748253

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 137, 273, 411, 457, 819, 959, 1233, 1371, 1781, 2877, 3199, 4113, 5343, 5941, 8631, 9597, 12467, 16029, 17823, 28791, 37401, 41587, 53469, 62609, 112203, 124761, 187827, 374283, 438263, 563481, 813917, 1314789, 2441751, 3944367, 5697419, 7325253, 17092257, 51276771]

約数ペア:

[(1, 51276771), (3, 17092257), (7, 7325253), (9, 5697419), (13, 3944367), (21, 2441751), (39, 1314789), (63, 813917), (91, 563481), (117, 438263), (137, 374283), (273, 187827), (411, 124761), (457, 112203), (819, 62609), (959, 53469), (1233, 41587), (1371, 37401), (1781, 28791), (2877, 17823), (3199, 16029), (4113, 12467), (5343, 9597), (5941, 8631)]