28732564

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 30537836

約数列:

[1, 2, 4, 7, 14, 28, 71, 97, 142, 149, 194, 284, 298, 388, 497, 596, 679, 994, 1043, 1358, 1988, 2086, 2716, 4172, 6887, 10579, 13774, 14453, 21158, 27548, 28906, 42316, 48209, 57812, 74053, 96418, 101171, 148106, 192836, 202342, 296212, 404684, 1026163, 2052326, 4104652, 7183141, 14366282, 28732564]

約数ペア:

[(1, 28732564), (2, 14366282), (4, 7183141), (7, 4104652), (14, 2052326), (28, 1026163), (71, 404684), (97, 296212), (142, 202342), (149, 192836), (194, 148106), (284, 101171), (298, 96418), (388, 74053), (497, 57812), (596, 48209), (679, 42316), (994, 28906), (1043, 27548), (1358, 21158), (1988, 14453), (2086, 13774), (2716, 10579), (4172, 6887)]