81719902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{100393}}^1$

素因数の和:100443

約数の個数: 16

約数和(自身を含む): 137338992

約数和(自身を除く): 55619090

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 100393, 200786, 1104323, 2208646, 3714541, 7429082, 40859951, 81719902]

約数ペア:

[(1, 81719902), (2, 40859951), (11, 7429082), (22, 3714541), (37, 2208646), (74, 1104323), (407, 200786), (814, 100393)]