217660941

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{2063}}^1$

素因数の和:2705

約数の個数: 24

約数和(自身を含む): 331643520

約数和(自身を除く): 113982579

約数列:

[1, 3, 9, 19, 57, 171, 617, 1851, 2063, 5553, 6189, 11723, 18567, 35169, 39197, 105507, 117591, 352773, 1272871, 3818613, 11455839, 24184549, 72553647, 217660941]

約数ペア:

[(1, 217660941), (3, 72553647), (9, 24184549), (19, 11455839), (57, 3818613), (171, 1272871), (617, 352773), (1851, 117591), (2063, 105507), (5553, 39197), (6189, 35169), (11723, 18567)]