121278287

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 140561568

約数和(自身を除く): 19283281

約数列:

[1, 13, 23, 41, 169, 299, 533, 761, 943, 3887, 6929, 9893, 12259, 17503, 31201, 128609, 159367, 227539, 405613, 717623, 2958007, 5272969, 9329099, 121278287]

約数ペア:

[(1, 121278287), (13, 9329099), (23, 5272969), (41, 2958007), (169, 717623), (299, 405613), (533, 227539), (761, 159367), (943, 128609), (3887, 31201), (6929, 17503), (9893, 12259)]