84315681

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 128122880

約数和(自身を除く): 43807199

約数列:

[1, 3, 9, 27, 67, 127, 201, 367, 381, 603, 1101, 1143, 1809, 3303, 3429, 8509, 9909, 24589, 25527, 46609, 73767, 76581, 139827, 221301, 229743, 419481, 663903, 1258443, 3122803, 9368409, 28105227, 84315681]

約数ペア:

[(1, 84315681), (3, 28105227), (9, 9368409), (27, 3122803), (67, 1258443), (127, 663903), (201, 419481), (367, 229743), (381, 221301), (603, 139827), (1101, 76581), (1143, 73767), (1809, 46609), (3303, 25527), (3429, 24589), (8509, 9909)]