27790147371

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1\times {\mathrm{1861}}^1$

素因数の和:2656

約数の個数: 64

約数和(自身を含む): 45302906880

約数和(自身を除く): 17512759509

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 719, 903, 989, 1861, 2157, 2967, 5033, 5583, 6923, 13027, 15099, 16537, 20769, 30917, 39081, 42803, 49611, 80023, 92751, 115759, 128409, 216419, 240069, 299621, 347277, 560161, 649257, 711091, 898863, 1338059, 1680483, 1840529, 2133273, 4014177, 4977637, 5521587, 9366413, 12883703, 14932911, 28099239, 30775357, 38651109, 57536537, 92326071, 172609611, 215427499, 402755759, 646282497, 1208267277, 1323340351, 3970021053, 9263382457, 27790147371]

約数ペア:

[(1, 27790147371), (3, 9263382457), (7, 3970021053), (21, 1323340351), (23, 1208267277), (43, 646282497), (69, 402755759), (129, 215427499), (161, 172609611), (301, 92326071), (483, 57536537), (719, 38651109), (903, 30775357), (989, 28099239), (1861, 14932911), (2157, 12883703), (2967, 9366413), (5033, 5521587), (5583, 4977637), (6923, 4014177), (13027, 2133273), (15099, 1840529), (16537, 1680483), (20769, 1338059), (30917, 898863), (39081, 711091), (42803, 649257), (49611, 560161), (80023, 347277), (92751, 299621), (115759, 240069), (128409, 216419)]