72009278

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{15661}}^1$

素因数の和:15704

約数の個数: 24

約数和(自身を含む): 124982760

約数和(自身を除く): 52973482

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 15661, 31322, 172271, 297559, 344542, 595118, 1894981, 3273149, 3789962, 6546298, 36004639, 72009278]

約数ペア:

[(1, 72009278), (2, 36004639), (11, 6546298), (19, 3789962), (22, 3273149), (38, 1894981), (121, 595118), (209, 344542), (242, 297559), (418, 172271), (2299, 31322), (4598, 15661)]