209901216

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{312353}}^1$

素因数の和:312373

約数の個数: 48

約数和(自身を含む): 629705664

約数和(自身を除く): 419804448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 312353, 624706, 937059, 1249412, 1874118, 2186471, 2498824, 3748236, 4372942, 4997648, 6559413, 7496472, 8745884, 9995296, 13118826, 14992944, 17491768, 26237652, 29985888, 34983536, 52475304, 69967072, 104950608, 209901216]

約数ペア:

[(1, 209901216), (2, 104950608), (3, 69967072), (4, 52475304), (6, 34983536), (7, 29985888), (8, 26237652), (12, 17491768), (14, 14992944), (16, 13118826), (21, 9995296), (24, 8745884), (28, 7496472), (32, 6559413), (42, 4997648), (48, 4372942), (56, 3748236), (84, 2498824), (96, 2186471), (112, 1874118), (168, 1249412), (224, 937059), (336, 624706), (672, 312353)]