66305828

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{991}}^1$

素因数の和:1427

約数の個数: 24

約数和(自身を含む): 119159040

約数和(自身を除く): 52853212

約数列:

[1, 2, 4, 43, 86, 172, 389, 778, 991, 1556, 1982, 3964, 16727, 33454, 42613, 66908, 85226, 170452, 385499, 770998, 1541996, 16576457, 33152914, 66305828]

約数ペア:

[(1, 66305828), (2, 33152914), (4, 16576457), (43, 1541996), (86, 770998), (172, 385499), (389, 170452), (778, 85226), (991, 66908), (1556, 42613), (1982, 33454), (3964, 16727)]