20150289

素因数分解:

$3^6\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:360

約数の個数: 28

約数和(自身を含む): 30586512

約数和(自身を除く): 10436223

約数列:

[1, 3, 9, 27, 81, 131, 211, 243, 393, 633, 729, 1179, 1899, 3537, 5697, 10611, 17091, 27641, 31833, 51273, 82923, 95499, 153819, 248769, 746307, 2238921, 6716763, 20150289]

約数ペア:

[(1, 20150289), (3, 6716763), (9, 2238921), (27, 746307), (81, 248769), (131, 153819), (211, 95499), (243, 82923), (393, 51273), (633, 31833), (729, 27641), (1179, 17091), (1899, 10611), (3537, 5697)]