28153692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{111721}}^1$

素因数の和:111738

約数の個数: 36

約数和(自身を含む): 81333616

約数和(自身を除く): 53179924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 111721, 223442, 335163, 446884, 670326, 782047, 1005489, 1340652, 1564094, 2010978, 2346141, 3128188, 4021956, 4692282, 7038423, 9384564, 14076846, 28153692]

約数ペア:

[(1, 28153692), (2, 14076846), (3, 9384564), (4, 7038423), (6, 4692282), (7, 4021956), (9, 3128188), (12, 2346141), (14, 2010978), (18, 1564094), (21, 1340652), (28, 1005489), (36, 782047), (42, 670326), (63, 446884), (84, 335163), (126, 223442), (252, 111721)]