71188821

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{853}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 115597440

約数和(自身を除く): 44408619

約数列:

[1, 3, 9, 11, 27, 33, 99, 281, 297, 843, 853, 2529, 2559, 3091, 7587, 7677, 9273, 9383, 23031, 27819, 28149, 83457, 84447, 239693, 253341, 719079, 2157237, 2636623, 6471711, 7909869, 23729607, 71188821]

約数ペア:

[(1, 71188821), (3, 23729607), (9, 7909869), (11, 6471711), (27, 2636623), (33, 2157237), (99, 719079), (281, 253341), (297, 239693), (843, 84447), (853, 83457), (2529, 28149), (2559, 27819), (3091, 23031), (7587, 9383), (7677, 9273)]