205415973

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{57203}}^1$

素因数の和:57238

約数の個数: 32

約数和(自身を含む): 366105600

約数和(自身を除く): 160689627

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 57203, 171609, 400421, 514827, 1086857, 1201263, 1544481, 3260571, 3603789, 7607999, 9781713, 10811367, 22823997, 29345139, 68471991, 205415973]

約数ペア:

[(1, 205415973), (3, 68471991), (7, 29345139), (9, 22823997), (19, 10811367), (21, 9781713), (27, 7607999), (57, 3603789), (63, 3260571), (133, 1544481), (171, 1201263), (189, 1086857), (399, 514827), (513, 400421), (1197, 171609), (3591, 57203)]