401065281

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{8719}}^1$

素因数の和:9013

約数の個数: 24

約数和(自身を含む): 612144000

約数和(自身を除く): 211078719

約数列:

[1, 3, 9, 19, 57, 171, 269, 807, 2421, 5111, 8719, 15333, 26157, 45999, 78471, 165661, 496983, 1490949, 2345411, 7036233, 21108699, 44562809, 133688427, 401065281]

約数ペア:

[(1, 401065281), (3, 133688427), (9, 44562809), (19, 21108699), (57, 7036233), (171, 2345411), (269, 1490949), (807, 496983), (2421, 165661), (5111, 78471), (8719, 45999), (15333, 26157)]