858394516

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{316051}}^1$

素因数の和:316159

約数の個数: 24

約数和(自身を含む): 1734493376

約数和(自身を除く): 876098860

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 316051, 632102, 1264204, 2212357, 4424714, 8849428, 30656947, 61313894, 122627788, 214598629, 429197258, 858394516]

約数ペア:

[(1, 858394516), (2, 429197258), (4, 214598629), (7, 122627788), (14, 61313894), (28, 30656947), (97, 8849428), (194, 4424714), (388, 2212357), (679, 1264204), (1358, 632102), (2716, 316051)]