245301196

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1361}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 506140992

約数和(自身を除く): 260839796

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 157, 164, 287, 314, 574, 628, 1099, 1148, 1361, 2198, 2722, 4396, 5444, 6437, 9527, 12874, 19054, 25748, 38108, 45059, 55801, 90118, 111602, 180236, 213677, 223204, 390607, 427354, 781214, 854708, 1495739, 1562428, 2991478, 5982956, 8760757, 17521514, 35043028, 61325299, 122650598, 245301196]

約数ペア:

[(1, 245301196), (2, 122650598), (4, 61325299), (7, 35043028), (14, 17521514), (28, 8760757), (41, 5982956), (82, 2991478), (157, 1562428), (164, 1495739), (287, 854708), (314, 781214), (574, 427354), (628, 390607), (1099, 223204), (1148, 213677), (1361, 180236), (2198, 111602), (2722, 90118), (4396, 55801), (5444, 45059), (6437, 38108), (9527, 25748), (12874, 19054)]