897543605

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 1327518720

約数和(自身を除く): 429975115

約数列:

[1, 5, 7, 23, 35, 53, 109, 115, 161, 193, 265, 371, 545, 763, 805, 965, 1219, 1351, 1855, 2507, 3815, 4439, 5777, 6095, 6755, 8533, 10229, 12535, 17549, 21037, 22195, 28885, 31073, 40439, 42665, 51145, 71603, 87745, 105185, 132871, 147259, 155365, 202195, 235267, 358015, 483851, 664355, 736295, 930097, 1114961, 1176335, 1646869, 2419255, 3386957, 4650485, 5574805, 7804727, 8234345, 16934785, 25644103, 39023635, 128220515, 179508721, 897543605]

約数ペア:

[(1, 897543605), (5, 179508721), (7, 128220515), (23, 39023635), (35, 25644103), (53, 16934785), (109, 8234345), (115, 7804727), (161, 5574805), (193, 4650485), (265, 3386957), (371, 2419255), (545, 1646869), (763, 1176335), (805, 1114961), (965, 930097), (1219, 736295), (1351, 664355), (1855, 483851), (2507, 358015), (3815, 235267), (4439, 202195), (5777, 155365), (6095, 147259), (6755, 132871), (8533, 105185), (10229, 87745), (12535, 71603), (17549, 51145), (21037, 42665), (22195, 40439), (28885, 31073)]