1245881812

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{13763}}^1$

素因数の和:13888

約数の個数: 48

約数和(自身を含む): 2580584832

約数和(自身を除く): 1334703020

約数列:

[1, 2, 4, 7, 14, 28, 53, 61, 106, 122, 212, 244, 371, 427, 742, 854, 1484, 1708, 3233, 6466, 12932, 13763, 22631, 27526, 45262, 55052, 90524, 96341, 192682, 385364, 729439, 839543, 1458878, 1679086, 2917756, 3358172, 5106073, 5876801, 10212146, 11753602, 20424292, 23507204, 44495779, 88991558, 177983116, 311470453, 622940906, 1245881812]

約数ペア:

[(1, 1245881812), (2, 622940906), (4, 311470453), (7, 177983116), (14, 88991558), (28, 44495779), (53, 23507204), (61, 20424292), (106, 11753602), (122, 10212146), (212, 5876801), (244, 5106073), (371, 3358172), (427, 2917756), (742, 1679086), (854, 1458878), (1484, 839543), (1708, 729439), (3233, 385364), (6466, 192682), (12932, 96341), (13763, 90524), (22631, 55052), (27526, 45262)]