64418409

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:587

約数の個数: 40

約数和(自身を含む): 105798528

約数和(自身を除く): 41380119

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 197, 297, 367, 591, 891, 1101, 1773, 2167, 3303, 4037, 5319, 6501, 9909, 12111, 15957, 19503, 29727, 36333, 58509, 72299, 108999, 175527, 216897, 326997, 650691, 795289, 1952073, 2385867, 5856219, 7157601, 21472803, 64418409]

約数ペア:

[(1, 64418409), (3, 21472803), (9, 7157601), (11, 5856219), (27, 2385867), (33, 1952073), (81, 795289), (99, 650691), (197, 326997), (297, 216897), (367, 175527), (591, 108999), (891, 72299), (1101, 58509), (1773, 36333), (2167, 29727), (3303, 19503), (4037, 15957), (5319, 12111), (6501, 9909)]