12345399

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 20148480

約数和(自身を除く): 7803081

約数列:

[1, 3, 9, 11, 27, 33, 99, 197, 211, 297, 591, 633, 1773, 1899, 2167, 2321, 5319, 5697, 6501, 6963, 19503, 20889, 41567, 58509, 62667, 124701, 374103, 457237, 1122309, 1371711, 4115133, 12345399]

約数ペア:

[(1, 12345399), (3, 4115133), (9, 1371711), (11, 1122309), (27, 457237), (33, 374103), (99, 124701), (197, 62667), (211, 58509), (297, 41567), (591, 20889), (633, 19503), (1773, 6963), (1899, 6501), (2167, 5697), (2321, 5319)]