879660015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{121921}}^1$

素因数の和:121979

約数の個数: 32

約数和(自身を含む): 1556700096

約数和(自身を除く): 677040081

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 121921, 365763, 609605, 1584973, 1828815, 4511077, 4754919, 7924865, 13533231, 22555385, 23774595, 58644001, 67666155, 175932003, 293220005, 879660015]

約数ペア:

[(1, 879660015), (3, 293220005), (5, 175932003), (13, 67666155), (15, 58644001), (37, 23774595), (39, 22555385), (65, 13533231), (111, 7924865), (185, 4754919), (195, 4511077), (481, 1828815), (555, 1584973), (1443, 609605), (2405, 365763), (7215, 121921)]