216024813

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 345945600

約数和(自身を除く): 129920787

約数列:

[1, 3, 9, 19, 27, 57, 71, 81, 171, 213, 243, 513, 639, 659, 1349, 1539, 1917, 1977, 4047, 4617, 5751, 5931, 12141, 12521, 17253, 17793, 36423, 37563, 46789, 53379, 109269, 112689, 140367, 160137, 327807, 338067, 421101, 888991, 1014201, 1263303, 2666973, 3042603, 3789909, 8000919, 11369727, 24002757, 72008271, 216024813]

約数ペア:

[(1, 216024813), (3, 72008271), (9, 24002757), (19, 11369727), (27, 8000919), (57, 3789909), (71, 3042603), (81, 2666973), (171, 1263303), (213, 1014201), (243, 888991), (513, 421101), (639, 338067), (659, 327807), (1349, 160137), (1539, 140367), (1917, 112689), (1977, 109269), (4047, 53379), (4617, 46789), (5751, 37563), (5931, 36423), (12141, 17793), (12521, 17253)]