158805458

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{2203}}^1$

素因数の和:2502

約数の個数: 32

約数和(自身を含む): 287754240

約数和(自身を除く): 128948782

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 271, 542, 1897, 2203, 3794, 4406, 5149, 10298, 15421, 30842, 36043, 41857, 72086, 83714, 292999, 585998, 597013, 1194026, 4179091, 8358182, 11343247, 22686494, 79402729, 158805458]

約数ペア:

[(1, 158805458), (2, 79402729), (7, 22686494), (14, 11343247), (19, 8358182), (38, 4179091), (133, 1194026), (266, 597013), (271, 585998), (542, 292999), (1897, 83714), (2203, 72086), (3794, 41857), (4406, 36043), (5149, 30842), (10298, 15421)]