86131731

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4073}}^1$

素因数の和:4155

約数の個数: 32

約数和(自身を含む): 140797440

約数和(自身を除く): 54665709

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 4073, 7049, 12219, 21147, 28511, 77387, 85533, 215869, 232161, 541709, 647607, 1511083, 1625127, 4101511, 4533249, 12304533, 28710577, 86131731]

約数ペア:

[(1, 86131731), (3, 28710577), (7, 12304533), (19, 4533249), (21, 4101511), (53, 1625127), (57, 1511083), (133, 647607), (159, 541709), (371, 232161), (399, 215869), (1007, 85533), (1113, 77387), (3021, 28511), (4073, 21147), (7049, 12219)]