39970851

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 58164480

約数和(自身を除く): 18193629

約数列:

[1, 3, 19, 53, 57, 101, 131, 159, 303, 393, 1007, 1919, 2489, 3021, 5353, 5757, 6943, 7467, 13231, 16059, 20829, 39693, 101707, 131917, 251389, 305121, 395751, 701243, 754167, 2103729, 13323617, 39970851]

約数ペア:

[(1, 39970851), (3, 13323617), (19, 2103729), (53, 754167), (57, 701243), (101, 395751), (131, 305121), (159, 251389), (303, 131917), (393, 101707), (1007, 39693), (1919, 20829), (2489, 16059), (3021, 13231), (5353, 7467), (5757, 6943)]