253963732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 494569152

約数和(自身を除く): 240605420

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 197, 332, 353, 394, 706, 788, 913, 1412, 1826, 2167, 3652, 3883, 4334, 7766, 8668, 15532, 16351, 29299, 32702, 58598, 65404, 69541, 117196, 139082, 179861, 278164, 322289, 359722, 644578, 719444, 764951, 1289156, 1529902, 3059804, 5771903, 11543806, 23087612, 63490933, 126981866, 253963732]

約数ペア:

[(1, 253963732), (2, 126981866), (4, 63490933), (11, 23087612), (22, 11543806), (44, 5771903), (83, 3059804), (166, 1529902), (197, 1289156), (332, 764951), (353, 719444), (394, 644578), (706, 359722), (788, 322289), (913, 278164), (1412, 179861), (1826, 139082), (2167, 117196), (3652, 69541), (3883, 65404), (4334, 58598), (7766, 32702), (8668, 29299), (15532, 16351)]