78401894

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{7643}}^1$

素因数の和:7891

約数の個数: 16

約数和(自身を含む): 123282432

約数和(自身を除く): 44880538

約数列:

[1, 2, 23, 46, 223, 446, 5129, 7643, 10258, 15286, 175789, 351578, 1704389, 3408778, 39200947, 78401894]

約数ペア:

[(1, 78401894), (2, 39200947), (23, 3408778), (46, 1704389), (223, 351578), (446, 175789), (5129, 15286), (7643, 10258)]