245812231

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 305786880

約数和(自身を除く): 59974649

約数列:

[1, 7, 17, 59, 119, 157, 223, 413, 1003, 1099, 1561, 2669, 3791, 7021, 9263, 13157, 18683, 26537, 35011, 64841, 92099, 157471, 223669, 245077, 595187, 1102297, 1565683, 2065649, 4166309, 14459543, 35116033, 245812231]

約数ペア:

[(1, 245812231), (7, 35116033), (17, 14459543), (59, 4166309), (119, 2065649), (157, 1565683), (223, 1102297), (413, 595187), (1003, 245077), (1099, 223669), (1561, 157471), (2669, 92099), (3791, 64841), (7021, 35011), (9263, 26537), (13157, 18683)]