212963015

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1\times {\mathrm{769}}^1$

素因数の和:1442

約数の個数: 16

約数和(自身を含む): 258978720

約数和(自身を除く): 46015705

約数列:

[1, 5, 97, 485, 571, 769, 2855, 3845, 55387, 74593, 276935, 372965, 439099, 2195495, 42592603, 212963015]

約数ペア:

[(1, 212963015), (5, 42592603), (97, 2195495), (485, 439099), (571, 372965), (769, 276935), (2855, 74593), (3845, 55387)]