1208915211

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{509}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 1908852480

約数和(自身を除く): 699937269

約数列:

[1, 3, 7, 21, 49, 107, 147, 151, 321, 453, 509, 749, 1057, 1527, 2247, 3171, 3563, 5243, 7399, 10689, 15729, 16157, 22197, 24941, 48471, 54463, 74823, 76859, 113099, 163389, 230577, 339297, 381241, 538013, 791693, 1143723, 1614039, 2375079, 2668687, 3766091, 8006061, 8223913, 11298273, 24671739, 57567391, 172702173, 402971737, 1208915211]

約数ペア:

[(1, 1208915211), (3, 402971737), (7, 172702173), (21, 57567391), (49, 24671739), (107, 11298273), (147, 8223913), (151, 8006061), (321, 3766091), (453, 2668687), (509, 2375079), (749, 1614039), (1057, 1143723), (1527, 791693), (2247, 538013), (3171, 381241), (3563, 339297), (5243, 230577), (7399, 163389), (10689, 113099), (15729, 76859), (16157, 74823), (22197, 54463), (24941, 48471)]