210940565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2081}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 293811840

約数和(自身を除く): 82871275

約数列:

[1, 5, 11, 19, 55, 95, 97, 209, 485, 1045, 1067, 1843, 2081, 5335, 9215, 10405, 20273, 22891, 39539, 101365, 114455, 197695, 201857, 434929, 1009285, 2174645, 2220427, 3835283, 11102135, 19176415, 42188113, 210940565]

約数ペア:

[(1, 210940565), (5, 42188113), (11, 19176415), (19, 11102135), (55, 3835283), (95, 2220427), (97, 2174645), (209, 1009285), (485, 434929), (1045, 201857), (1067, 197695), (1843, 114455), (2081, 101365), (5335, 39539), (9215, 22891), (10405, 20273)]