12642645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1153}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 21935232

約数和(自身を除く): 9292587

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 1153, 2193, 3459, 3655, 5765, 10965, 17295, 19601, 49579, 58803, 98005, 148737, 247895, 294015, 743685, 842843, 2528529, 4214215, 12642645]

約数ペア:

[(1, 12642645), (3, 4214215), (5, 2528529), (15, 842843), (17, 743685), (43, 294015), (51, 247895), (85, 148737), (129, 98005), (215, 58803), (255, 49579), (645, 19601), (731, 17295), (1153, 10965), (2193, 5765), (3459, 3655)]