2681386

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:917

約数の個数: 16

約数和(自身を含む): 4261248

約数和(自身を除く): 1579862

約数列:

[1, 2, 23, 46, 71, 142, 821, 1633, 1642, 3266, 18883, 37766, 58291, 116582, 1340693, 2681386]

約数ペア:

[(1, 2681386), (2, 1340693), (23, 116582), (46, 58291), (71, 37766), (142, 18883), (821, 3266), (1633, 1642)]