68979766

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 113598720

約数和(自身を除く): 44618954

約数列:

[1, 2, 19, 37, 38, 71, 74, 142, 691, 703, 1349, 1382, 1406, 2627, 2698, 5254, 13129, 25567, 26258, 49061, 49913, 51134, 98122, 99826, 485773, 932159, 971546, 1815257, 1864318, 3630514, 34489883, 68979766]

約数ペア:

[(1, 68979766), (2, 34489883), (19, 3630514), (37, 1864318), (38, 1815257), (71, 971546), (74, 932159), (142, 485773), (691, 99826), (703, 98122), (1349, 51134), (1382, 49913), (1406, 49061), (2627, 26258), (2698, 25567), (5254, 13129)]