289058392

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{70709}}^1$

素因数の和:70795

約数の個数: 32

約数和(自身を含む): 627904800

約数和(自身を除く): 338846408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 70709, 141418, 282836, 494963, 565672, 989926, 1979852, 3959704, 5161757, 10323514, 20647028, 36132299, 41294056, 72264598, 144529196, 289058392]

約数ペア:

[(1, 289058392), (2, 144529196), (4, 72264598), (7, 41294056), (8, 36132299), (14, 20647028), (28, 10323514), (56, 5161757), (73, 3959704), (146, 1979852), (292, 989926), (511, 565672), (584, 494963), (1022, 282836), (2044, 141418), (4088, 70709)]