205514654049

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{63997}}^1$

素因数の和:64310

約数の個数: 48

約数和(自身を含む): 318679320960

約数和(自身を除く): 113164666911

約数列:

[1, 3, 9, 17, 51, 139, 151, 153, 417, 453, 1251, 1359, 2363, 2567, 7089, 7701, 20989, 21267, 23103, 62967, 63997, 188901, 191991, 356813, 575973, 1070439, 1087949, 3211317, 3263847, 8895583, 9663547, 9791541, 26686749, 28990641, 80060247, 86971923, 151224911, 164280299, 453674733, 492840897, 1343233033, 1361024199, 1478522691, 4029699099, 12089097297, 22834961561, 68504884683, 205514654049]

約数ペア:

[(1, 205514654049), (3, 68504884683), (9, 22834961561), (17, 12089097297), (51, 4029699099), (139, 1478522691), (151, 1361024199), (153, 1343233033), (417, 492840897), (453, 453674733), (1251, 164280299), (1359, 151224911), (2363, 86971923), (2567, 80060247), (7089, 28990641), (7701, 26686749), (20989, 9791541), (21267, 9663547), (23103, 8895583), (62967, 3263847), (63997, 3211317), (188901, 1087949), (191991, 1070439), (356813, 575973)]