15927885

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 28894320

約数和(自身を除く): 12966435

約数列:

[1, 3, 5, 9, 15, 41, 45, 89, 97, 123, 205, 267, 291, 369, 445, 485, 615, 801, 873, 1335, 1455, 1845, 3649, 3977, 4005, 4365, 8633, 10947, 11931, 18245, 19885, 25899, 32841, 35793, 43165, 54735, 59655, 77697, 129495, 164205, 178965, 353953, 388485, 1061859, 1769765, 3185577, 5309295, 15927885]

約数ペア:

[(1, 15927885), (3, 5309295), (5, 3185577), (9, 1769765), (15, 1061859), (41, 388485), (45, 353953), (89, 178965), (97, 164205), (123, 129495), (205, 77697), (267, 59655), (291, 54735), (369, 43165), (445, 35793), (485, 32841), (615, 25899), (801, 19885), (873, 18245), (1335, 11931), (1455, 10947), (1845, 8633), (3649, 4365), (3977, 4005)]