30902319

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15823}}^1$

素因数の和:15867

約数の個数: 24

約数和(自身を含む): 52662272

約数和(自身を除く): 21759953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 15823, 47469, 110761, 142407, 332283, 490513, 996849, 1471539, 3433591, 4414617, 10300773, 30902319]

約数ペア:

[(1, 30902319), (3, 10300773), (7, 4414617), (9, 3433591), (21, 1471539), (31, 996849), (63, 490513), (93, 332283), (217, 142407), (279, 110761), (651, 47469), (1953, 15823)]