213868545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{6143}}^1$

素因数の和:6373

約数の個数: 32

約数和(自身を含む): 375128064

約数和(自身を除く): 161259519

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 211, 633, 1055, 2321, 3165, 6143, 6963, 11605, 18429, 30715, 34815, 67573, 92145, 202719, 337865, 1013595, 1296173, 3888519, 6480865, 14257903, 19442595, 42773709, 71289515, 213868545]

約数ペア:

[(1, 213868545), (3, 71289515), (5, 42773709), (11, 19442595), (15, 14257903), (33, 6480865), (55, 3888519), (165, 1296173), (211, 1013595), (633, 337865), (1055, 202719), (2321, 92145), (3165, 67573), (6143, 34815), (6963, 30715), (11605, 18429)]