123856876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{971}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 256048128

約数和(自身を除く): 132191252

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 223, 286, 446, 572, 892, 971, 1942, 2453, 2899, 3884, 4906, 5798, 9812, 10681, 11596, 12623, 21362, 25246, 31889, 42724, 50492, 63778, 127556, 138853, 216533, 277706, 433066, 555412, 866132, 2381863, 2814929, 4763726, 5629858, 9527452, 11259716, 30964219, 61928438, 123856876]

約数ペア:

[(1, 123856876), (2, 61928438), (4, 30964219), (11, 11259716), (13, 9527452), (22, 5629858), (26, 4763726), (44, 2814929), (52, 2381863), (143, 866132), (223, 555412), (286, 433066), (446, 277706), (572, 216533), (892, 138853), (971, 127556), (1942, 63778), (2453, 50492), (2899, 42724), (3884, 31889), (4906, 25246), (5798, 21362), (9812, 12623), (10681, 11596)]