921249015

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{6373}}^1$

素因数の和:6823

約数の個数: 32

約数和(自身を含む): 1541998080

約数和(自身を除く): 620749065

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 419, 1257, 2095, 6285, 6373, 9637, 19119, 28911, 31865, 48185, 95595, 144555, 146579, 439737, 732895, 2198685, 2670287, 8010861, 13351435, 40054305, 61416601, 184249803, 307083005, 921249015]

約数ペア:

[(1, 921249015), (3, 307083005), (5, 184249803), (15, 61416601), (23, 40054305), (69, 13351435), (115, 8010861), (345, 2670287), (419, 2198685), (1257, 732895), (2095, 439737), (6285, 146579), (6373, 144555), (9637, 95595), (19119, 48185), (28911, 31865)]