313707919

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{607}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 392933376

約数和(自身を除く): 79225457

約数列:

[1, 7, 17, 43, 101, 119, 301, 607, 707, 731, 1717, 4249, 4343, 5117, 10319, 12019, 26101, 30401, 61307, 72233, 73831, 182707, 429149, 443717, 516817, 1042219, 2636201, 3106019, 7295533, 18453407, 44815417, 313707919]

約数ペア:

[(1, 313707919), (7, 44815417), (17, 18453407), (43, 7295533), (101, 3106019), (119, 2636201), (301, 1042219), (607, 516817), (707, 443717), (731, 429149), (1717, 182707), (4249, 73831), (4343, 72233), (5117, 61307), (10319, 30401), (12019, 26101)]