1861158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 4064256

約数和(自身を除く): 2203098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 223, 321, 446, 642, 669, 1338, 1391, 2782, 2899, 4173, 5798, 8346, 8697, 17394, 23861, 47722, 71583, 143166, 310193, 620386, 930579, 1861158]

約数ペア:

[(1, 1861158), (2, 930579), (3, 620386), (6, 310193), (13, 143166), (26, 71583), (39, 47722), (78, 23861), (107, 17394), (214, 8697), (223, 8346), (321, 5798), (446, 4173), (642, 2899), (669, 2782), (1338, 1391)]