249156670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{461}}^1\times {\mathrm{1103}}^1$

素因数の和:1585

約数の個数: 48

約数和(自身を含む): 523309248

約数和(自身を除く): 274152578

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 461, 490, 922, 1103, 2206, 2305, 3227, 4610, 5515, 6454, 7721, 11030, 15442, 16135, 22589, 32270, 38605, 45178, 54047, 77210, 108094, 112945, 225890, 270235, 508483, 540470, 1016966, 2542415, 3559381, 5084830, 7118762, 17796905, 24915667, 35593810, 49831334, 124578335, 249156670]

約数ペア:

[(1, 249156670), (2, 124578335), (5, 49831334), (7, 35593810), (10, 24915667), (14, 17796905), (35, 7118762), (49, 5084830), (70, 3559381), (98, 2542415), (245, 1016966), (461, 540470), (490, 508483), (922, 270235), (1103, 225890), (2206, 112945), (2305, 108094), (3227, 77210), (4610, 54047), (5515, 45178), (6454, 38605), (7721, 32270), (11030, 22589), (15442, 16135)]