208679786

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{4957}}^1$

素因数の和:5094

約数の個数: 32

約数和(自身を含む): 373158912

約数和(自身を除く): 164479126

約数列:

[1, 2, 7, 14, 31, 62, 97, 194, 217, 434, 679, 1358, 3007, 4957, 6014, 9914, 21049, 34699, 42098, 69398, 153667, 307334, 480829, 961658, 1075669, 2151338, 3365803, 6731606, 14905699, 29811398, 104339893, 208679786]

約数ペア:

[(1, 208679786), (2, 104339893), (7, 29811398), (14, 14905699), (31, 6731606), (62, 3365803), (97, 2151338), (194, 1075669), (217, 961658), (434, 480829), (679, 307334), (1358, 153667), (3007, 69398), (4957, 42098), (6014, 34699), (9914, 21049)]