720935826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{86381}}^1$

素因数の和:86506

約数の個数: 32

約数和(自身を含む): 1567315008

約数和(自身を除く): 846379182

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 321, 642, 1391, 2782, 4173, 8346, 86381, 172762, 259143, 518286, 1122953, 2245906, 3368859, 6737718, 9242767, 18485534, 27728301, 55456602, 120155971, 240311942, 360467913, 720935826]

約数ペア:

[(1, 720935826), (2, 360467913), (3, 240311942), (6, 120155971), (13, 55456602), (26, 27728301), (39, 18485534), (78, 9242767), (107, 6737718), (214, 3368859), (321, 2245906), (642, 1122953), (1391, 518286), (2782, 259143), (4173, 172762), (8346, 86381)]