291226628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{4129}}^1$

素因数の和:4380

約数の個数: 48

約数和(自身を含む): 638332800

約数和(自身を除く): 347106172

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 229, 308, 458, 916, 1603, 2519, 3206, 4129, 5038, 6412, 8258, 10076, 16516, 17633, 28903, 35266, 45419, 57806, 70532, 90838, 115612, 181676, 317933, 635866, 945541, 1271732, 1891082, 3782164, 6618787, 10400951, 13237574, 20801902, 26475148, 41603804, 72806657, 145613314, 291226628]

約数ペア:

[(1, 291226628), (2, 145613314), (4, 72806657), (7, 41603804), (11, 26475148), (14, 20801902), (22, 13237574), (28, 10400951), (44, 6618787), (77, 3782164), (154, 1891082), (229, 1271732), (308, 945541), (458, 635866), (916, 317933), (1603, 181676), (2519, 115612), (3206, 90838), (4129, 70532), (5038, 57806), (6412, 45419), (8258, 35266), (10076, 28903), (16516, 17633)]