289880644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103087}}^1$

素因数の和:103147

約数の個数: 24

約数和(自身を含む): 548428160

約数和(自身を除く): 258547516

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 103087, 206174, 412348, 1958653, 3814219, 3917306, 7628438, 7834612, 15256876, 72470161, 144940322, 289880644]

約数ペア:

[(1, 289880644), (2, 144940322), (4, 72470161), (19, 15256876), (37, 7834612), (38, 7628438), (74, 3917306), (76, 3814219), (148, 1958653), (703, 412348), (1406, 206174), (2812, 103087)]