261312234

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{3389}}^1$

素因数の和:3646

約数の個数: 32

約数和(自身を含む): 533070720

約数和(自身を除く): 271758486

約数列:

[1, 2, 3, 6, 71, 142, 181, 213, 362, 426, 543, 1086, 3389, 6778, 10167, 12851, 20334, 25702, 38553, 77106, 240619, 481238, 613409, 721857, 1226818, 1443714, 1840227, 3680454, 43552039, 87104078, 130656117, 261312234]

約数ペア:

[(1, 261312234), (2, 130656117), (3, 87104078), (6, 43552039), (71, 3680454), (142, 1840227), (181, 1443714), (213, 1226818), (362, 721857), (426, 613409), (543, 481238), (1086, 240619), (3389, 77106), (6778, 38553), (10167, 25702), (12851, 20334)]