988335027

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2687}}^1$

素因数の和:2957

約数の個数: 40

約数和(自身を含む): 1561190400

約数和(自身を除く): 572855373

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 239, 513, 717, 1539, 2151, 2687, 4541, 6453, 8061, 13623, 19359, 24183, 40869, 51053, 72549, 122607, 153159, 217647, 367821, 459477, 642193, 1378431, 1926579, 4135293, 5779737, 12201667, 17339211, 36605001, 52017633, 109815003, 329445009, 988335027]

約数ペア:

[(1, 988335027), (3, 329445009), (9, 109815003), (19, 52017633), (27, 36605001), (57, 17339211), (81, 12201667), (171, 5779737), (239, 4135293), (513, 1926579), (717, 1378431), (1539, 642193), (2151, 459477), (2687, 367821), (4541, 217647), (6453, 153159), (8061, 122607), (13623, 72549), (19359, 51053), (24183, 40869)]