17801613

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 28749600

約数和(自身を除く): 10947987

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 269, 387, 513, 807, 817, 1161, 1539, 2421, 2451, 3483, 5111, 7263, 7353, 11567, 15333, 21789, 22059, 34701, 45999, 66177, 104103, 137997, 219773, 312309, 413991, 659319, 936927, 1977957, 5933871, 17801613]

約数ペア:

[(1, 17801613), (3, 5933871), (9, 1977957), (19, 936927), (27, 659319), (43, 413991), (57, 312309), (81, 219773), (129, 137997), (171, 104103), (269, 66177), (387, 45999), (513, 34701), (807, 22059), (817, 21789), (1161, 15333), (1539, 11567), (2421, 7353), (2451, 7263), (3483, 5111)]