81277798

素因数分解:

$2^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{12539}}^1$

素因数の和:13011

約数の個数: 16

約数和(自身を含む): 139645440

約数和(自身を除く): 58367642

約数列:

[1, 2, 7, 14, 463, 926, 3241, 6482, 12539, 25078, 87773, 175546, 5805557, 11611114, 40638899, 81277798]

約数ペア:

[(1, 81277798), (2, 40638899), (7, 11611114), (14, 5805557), (463, 175546), (926, 87773), (3241, 25078), (6482, 12539)]