397891197

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{40597}}^1$

素因数の和:40631

約数の個数: 30

約数和(自身を含む): 653343614

約数和(自身を除く): 255452417

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 121, 297, 363, 891, 1089, 3267, 9801, 40597, 121791, 365373, 446567, 1096119, 1339701, 3288357, 4019103, 4912237, 12057309, 14736711, 36171927, 44210133, 132630399, 397891197]

約数ペア:

[(1, 397891197), (3, 132630399), (9, 44210133), (11, 36171927), (27, 14736711), (33, 12057309), (81, 4912237), (99, 4019103), (121, 3288357), (297, 1339701), (363, 1096119), (891, 446567), (1089, 365373), (3267, 121791), (9801, 40597)]