217697922

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{310111}}^1$

素因数の和:310135

約数の個数: 32

約数和(自身を含む): 520988160

約数和(自身を除く): 303290238

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 310111, 620222, 930333, 1860666, 2790999, 4031443, 5581998, 8062886, 8372997, 12094329, 16745994, 24188658, 36282987, 72565974, 108848961, 217697922]

約数ペア:

[(1, 217697922), (2, 108848961), (3, 72565974), (6, 36282987), (9, 24188658), (13, 16745994), (18, 12094329), (26, 8372997), (27, 8062886), (39, 5581998), (54, 4031443), (78, 2790999), (117, 1860666), (234, 930333), (351, 620222), (702, 310111)]