42991148

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{4129}}^1$

素因数の和:4289

約数の個数: 24

約数和(自身を含む): 79791600

約数和(自身を除く): 36800452

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 548, 2603, 4129, 5206, 8258, 10412, 16516, 78451, 156902, 313804, 565673, 1131346, 2262692, 10747787, 21495574, 42991148]

約数ペア:

[(1, 42991148), (2, 21495574), (4, 10747787), (19, 2262692), (38, 1131346), (76, 565673), (137, 313804), (274, 156902), (548, 78451), (2603, 16516), (4129, 10412), (5206, 8258)]