64319228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21997}}^1$

素因数の和:22061

約数の個数: 24

約数和(自身を含む): 121956912

約数和(自身を除く): 57637684

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 21997, 43994, 87988, 373949, 747898, 945871, 1495796, 1891742, 3783484, 16079807, 32159614, 64319228]

約数ペア:

[(1, 64319228), (2, 32159614), (4, 16079807), (17, 3783484), (34, 1891742), (43, 1495796), (68, 945871), (86, 747898), (172, 373949), (731, 87988), (1462, 43994), (2924, 21997)]