78897745918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{17923159}}^1$

素因数の和:17923263

約数の個数: 16

約数和(自身を含む): 123884881920

約数和(自身を除く): 44987136002

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 17923159, 35846318, 555617929, 1111235858, 1272544289, 2545088578, 39448872959, 78897745918]

約数ペア:

[(1, 78897745918), (2, 39448872959), (31, 2545088578), (62, 1272544289), (71, 1111235858), (142, 555617929), (2201, 35846318), (4402, 17923159)]