191508317

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 264910464

約数和(自身を除く): 73402147

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 151, 181, 539, 637, 1001, 1057, 1267, 1661, 1963, 1991, 2353, 7007, 7399, 8869, 11627, 13741, 13937, 16471, 21593, 25883, 27331, 81389, 96187, 97559, 115297, 151151, 181181, 191317, 300641, 355303, 1058057, 1268267, 1339219, 2104487, 2487121, 3908333, 14731409, 17409847, 27358331, 191508317]

約数ペア:

[(1, 191508317), (7, 27358331), (11, 17409847), (13, 14731409), (49, 3908333), (77, 2487121), (91, 2104487), (143, 1339219), (151, 1268267), (181, 1058057), (539, 355303), (637, 300641), (1001, 191317), (1057, 181181), (1267, 151151), (1661, 115297), (1963, 97559), (1991, 96187), (2353, 81389), (7007, 27331), (7399, 25883), (8869, 21593), (11627, 16471), (13741, 13937)]