399621762

素因数分解:

$2^1\times 3^7\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 905358720

約数和(自身を除く): 505736958

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 211, 243, 422, 433, 486, 633, 729, 866, 1266, 1299, 1458, 1899, 2187, 2598, 3798, 3897, 4374, 5697, 7794, 11394, 11691, 17091, 23382, 34182, 35073, 51273, 70146, 91363, 102546, 105219, 153819, 182726, 210438, 274089, 307638, 315657, 461457, 548178, 631314, 822267, 922914, 946971, 1644534, 1893942, 2466801, 4933602, 7400403, 14800806, 22201209, 44402418, 66603627, 133207254, 199810881, 399621762]

約数ペア:

[(1, 399621762), (2, 199810881), (3, 133207254), (6, 66603627), (9, 44402418), (18, 22201209), (27, 14800806), (54, 7400403), (81, 4933602), (162, 2466801), (211, 1893942), (243, 1644534), (422, 946971), (433, 922914), (486, 822267), (633, 631314), (729, 548178), (866, 461457), (1266, 315657), (1299, 307638), (1458, 274089), (1899, 210438), (2187, 182726), (2598, 153819), (3798, 105219), (3897, 102546), (4374, 91363), (5697, 70146), (7794, 51273), (11394, 35073), (11691, 34182), (17091, 23382)]