81934335

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{28901}}^1$

素因数の和:28925

約数の個数: 40

約数和(自身を含む): 167862816

約数和(自身を除く): 85928481

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 28901, 86703, 144505, 202307, 260109, 433515, 606921, 780327, 1011535, 1300545, 1820763, 2340981, 3034605, 3901635, 5462289, 9103815, 11704905, 16386867, 27311445, 81934335]

約数ペア:

[(1, 81934335), (3, 27311445), (5, 16386867), (7, 11704905), (9, 9103815), (15, 5462289), (21, 3901635), (27, 3034605), (35, 2340981), (45, 1820763), (63, 1300545), (81, 1011535), (105, 780327), (135, 606921), (189, 433515), (315, 260109), (405, 202307), (567, 144505), (945, 86703), (2835, 28901)]