16421075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 22397376

約数和(自身を除く): 5976301

約数列:

[1, 5, 11, 25, 55, 211, 275, 283, 1055, 1415, 2321, 3113, 5275, 7075, 11605, 15565, 58025, 59713, 77825, 298565, 656843, 1492825, 3284215, 16421075]

約数ペア:

[(1, 16421075), (5, 3284215), (11, 1492825), (25, 656843), (55, 298565), (211, 77825), (275, 59713), (283, 58025), (1055, 15565), (1415, 11605), (2321, 7075), (3113, 5275)]