211670173

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 261918720

約数和(自身を除く): 50248547

約数列:

[1, 11, 13, 23, 139, 143, 253, 299, 463, 1529, 1807, 3197, 3289, 5093, 6019, 10649, 19877, 35167, 41561, 64357, 66209, 117139, 138437, 457171, 707927, 836641, 1480211, 1522807, 9203051, 16282321, 19242743, 211670173]

約数ペア:

[(1, 211670173), (11, 19242743), (13, 16282321), (23, 9203051), (139, 1522807), (143, 1480211), (253, 836641), (299, 707927), (463, 457171), (1529, 138437), (1807, 117139), (3197, 66209), (3289, 64357), (5093, 41561), (6019, 35167), (10649, 19877)]