19275195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 32892480

約数和(自身を除く): 13617285

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 269, 281, 807, 843, 1345, 1405, 4035, 4215, 4573, 4777, 13719, 14331, 22865, 23885, 68595, 71655, 75589, 226767, 377945, 1133835, 1285013, 3855039, 6425065, 19275195]

約数ペア:

[(1, 19275195), (3, 6425065), (5, 3855039), (15, 1285013), (17, 1133835), (51, 377945), (85, 226767), (255, 75589), (269, 71655), (281, 68595), (807, 23885), (843, 22865), (1345, 14331), (1405, 13719), (4035, 4777), (4215, 4573)]