168720636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{20707}}^1$

素因数の和:20818

約数の個数: 48

約数和(自身を含む): 454582016

約数和(自身を除く): 285861380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 291, 388, 582, 679, 1164, 1358, 2037, 2716, 4074, 8148, 20707, 41414, 62121, 82828, 124242, 144949, 248484, 289898, 434847, 579796, 869694, 1739388, 2008579, 4017158, 6025737, 8034316, 12051474, 14060053, 24102948, 28120106, 42180159, 56240212, 84360318, 168720636]

約数ペア:

[(1, 168720636), (2, 84360318), (3, 56240212), (4, 42180159), (6, 28120106), (7, 24102948), (12, 14060053), (14, 12051474), (21, 8034316), (28, 6025737), (42, 4017158), (84, 2008579), (97, 1739388), (194, 869694), (291, 579796), (388, 434847), (582, 289898), (679, 248484), (1164, 144949), (1358, 124242), (2037, 82828), (2716, 62121), (4074, 41414), (8148, 20707)]