90688388

素因数分解:

$2^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{7919}}^1$

素因数の和:8339

約数の個数: 24

約数和(自身を含む): 181843200

約数和(自身を除く): 91154812

約数列:

[1, 2, 4, 7, 14, 28, 409, 818, 1636, 2863, 5726, 7919, 11452, 15838, 31676, 55433, 110866, 221732, 3238871, 6477742, 12955484, 22672097, 45344194, 90688388]

約数ペア:

[(1, 90688388), (2, 45344194), (4, 22672097), (7, 12955484), (14, 6477742), (28, 3238871), (409, 221732), (818, 110866), (1636, 55433), (2863, 31676), (5726, 15838), (7919, 11452)]