265398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 622080

約数和(自身を除く): 356682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 89, 142, 178, 213, 267, 426, 497, 534, 623, 994, 1246, 1491, 1869, 2982, 3738, 6319, 12638, 18957, 37914, 44233, 88466, 132699, 265398]

約数ペア:

[(1, 265398), (2, 132699), (3, 88466), (6, 44233), (7, 37914), (14, 18957), (21, 12638), (42, 6319), (71, 3738), (89, 2982), (142, 1869), (178, 1491), (213, 1246), (267, 994), (426, 623), (497, 534)]