9872681

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 13063680

約数和(自身を除く): 3190999

約数列:

[1, 7, 13, 23, 53, 89, 91, 161, 299, 371, 623, 689, 1157, 1219, 2047, 2093, 4717, 4823, 8099, 8533, 14329, 15847, 26611, 33019, 61321, 108491, 110929, 186277, 429247, 759437, 1410383, 9872681]

約数ペア:

[(1, 9872681), (7, 1410383), (13, 759437), (23, 429247), (53, 186277), (89, 110929), (91, 108491), (161, 61321), (299, 33019), (371, 26611), (623, 15847), (689, 14329), (1157, 8533), (1219, 8099), (2047, 4823), (2093, 4717)]