261657256

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{23017}}^1$

素因数の和:23066

約数の個数: 48

約数和(自身を含む): 590411700

約数和(自身を除く): 328754444

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 2842, 5684, 11368, 23017, 46034, 92068, 161119, 184136, 322238, 644476, 667493, 1127833, 1288952, 1334986, 2255666, 2669972, 4511332, 4672451, 5339944, 9022664, 9344902, 18689804, 32707157, 37379608, 65414314, 130828628, 261657256]

約数ペア:

[(1, 261657256), (2, 130828628), (4, 65414314), (7, 37379608), (8, 32707157), (14, 18689804), (28, 9344902), (29, 9022664), (49, 5339944), (56, 4672451), (58, 4511332), (98, 2669972), (116, 2255666), (196, 1334986), (203, 1288952), (232, 1127833), (392, 667493), (406, 644476), (812, 322238), (1421, 184136), (1624, 161119), (2842, 92068), (5684, 46034), (11368, 23017)]