217491012

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{113989}}^1$

素因数の和:114052

約数の個数: 36

約数和(自身を含む): 560146860

約数和(自身を除く): 342655848

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 113989, 227978, 341967, 455956, 683934, 1025901, 1367868, 2051802, 4103604, 6041417, 12082834, 18124251, 24165668, 36248502, 54372753, 72497004, 108745506, 217491012]

約数ペア:

[(1, 217491012), (2, 108745506), (3, 72497004), (4, 54372753), (6, 36248502), (9, 24165668), (12, 18124251), (18, 12082834), (36, 6041417), (53, 4103604), (106, 2051802), (159, 1367868), (212, 1025901), (318, 683934), (477, 455956), (636, 341967), (954, 227978), (1908, 113989)]