131418

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{149}}^1$

素因数の和:171

約数の個数: 36

約数和(自身を含む): 333450

約数和(自身を除く): 202032

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 149, 294, 298, 441, 447, 882, 894, 1043, 1341, 2086, 2682, 3129, 6258, 7301, 9387, 14602, 18774, 21903, 43806, 65709, 131418]

約数ペア:

[(1, 131418), (2, 65709), (3, 43806), (6, 21903), (7, 18774), (9, 14602), (14, 9387), (18, 7301), (21, 6258), (42, 3129), (49, 2682), (63, 2086), (98, 1341), (126, 1043), (147, 894), (149, 882), (294, 447), (298, 441)]