28702978108

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{11518049}}^1$

素因数の和:11518149

約数の個数: 24

約数和(自身を含む): 58050972000

約数和(自身を除く): 29347993892

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 11518049, 23036098, 46072196, 80626343, 161252686, 322505372, 1025106361, 2050212722, 4100425444, 7175744527, 14351489054, 28702978108]

約数ペア:

[(1, 28702978108), (2, 14351489054), (4, 7175744527), (7, 4100425444), (14, 2050212722), (28, 1025106361), (89, 322505372), (178, 161252686), (356, 80626343), (623, 46072196), (1246, 23036098), (2492, 11518049)]