81397192

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 155263680

約数和(自身を除く): 73866488

約数列:

[1, 2, 4, 8, 103, 173, 206, 346, 412, 571, 692, 824, 1142, 1384, 2284, 4568, 17819, 35638, 58813, 71276, 98783, 117626, 142552, 197566, 235252, 395132, 470504, 790264, 10174649, 20349298, 40698596, 81397192]

約数ペア:

[(1, 81397192), (2, 40698596), (4, 20349298), (8, 10174649), (103, 790264), (173, 470504), (206, 395132), (346, 235252), (412, 197566), (571, 142552), (692, 117626), (824, 98783), (1142, 71276), (1384, 58813), (2284, 35638), (4568, 17819)]