217767910149

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{661}}^1\times {\mathrm{1262269}}^1$

素因数の和:1262965

約数の個数: 24

約数和(自身を含む): 325892868600

約数和(自身を除く): 108124958451

約数列:

[1, 3, 9, 29, 87, 261, 661, 1983, 5949, 19169, 57507, 172521, 1262269, 3786807, 11360421, 36605801, 109817403, 329452209, 834359809, 2503079427, 7509238281, 24196434461, 72589303383, 217767910149]

約数ペア:

[(1, 217767910149), (3, 72589303383), (9, 24196434461), (29, 7509238281), (87, 2503079427), (261, 834359809), (661, 329452209), (1983, 109817403), (5949, 36605801), (19169, 11360421), (57507, 3786807), (172521, 1262269)]