16581435

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 29795328

約数和(自身を除く): 13213893

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 169, 195, 211, 403, 465, 507, 633, 845, 1055, 1209, 2015, 2535, 2743, 3165, 5239, 6045, 6541, 8229, 13715, 15717, 19623, 26195, 32705, 35659, 41145, 78585, 85033, 98115, 106977, 178295, 255099, 425165, 534885, 1105429, 1275495, 3316287, 5527145, 16581435]

約数ペア:

[(1, 16581435), (3, 5527145), (5, 3316287), (13, 1275495), (15, 1105429), (31, 534885), (39, 425165), (65, 255099), (93, 178295), (155, 106977), (169, 98115), (195, 85033), (211, 78585), (403, 41145), (465, 35659), (507, 32705), (633, 26195), (845, 19623), (1055, 15717), (1209, 13715), (2015, 8229), (2535, 6541), (2743, 6045), (3165, 5239)]