12741685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 17884800

約数和(自身を除く): 5143115

約数列:

[1, 5, 11, 19, 55, 89, 95, 137, 209, 445, 685, 979, 1045, 1507, 1691, 2603, 4895, 7535, 8455, 12193, 13015, 18601, 28633, 60965, 93005, 134123, 143165, 231667, 670615, 1158335, 2548337, 12741685]

約数ペア:

[(1, 12741685), (5, 2548337), (11, 1158335), (19, 670615), (55, 231667), (89, 143165), (95, 134123), (137, 93005), (209, 60965), (445, 28633), (685, 18601), (979, 13015), (1045, 12193), (1507, 8455), (1691, 7535), (2603, 4895)]