219278397

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{409}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 322358400

約数和(自身を除く): 103080003

約数列:

[1, 3, 13, 39, 59, 177, 233, 409, 699, 767, 1227, 2301, 3029, 5317, 9087, 13747, 15951, 24131, 41241, 72393, 95297, 178711, 285891, 313703, 536133, 941109, 1238861, 3716583, 5622523, 16867569, 73092799, 219278397]

約数ペア:

[(1, 219278397), (3, 73092799), (13, 16867569), (39, 5622523), (59, 3716583), (177, 1238861), (233, 941109), (409, 536133), (699, 313703), (767, 285891), (1227, 178711), (2301, 95297), (3029, 72393), (5317, 41241), (9087, 24131), (13747, 15951)]