28641015

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 53962272

約数和(自身を除く): 25321257

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 173, 195, 283, 519, 585, 849, 865, 1415, 1557, 2249, 2547, 2595, 3679, 4245, 6747, 7785, 11037, 11245, 12735, 18395, 20241, 33111, 33735, 48959, 55185, 101205, 146877, 165555, 244795, 440631, 636467, 734385, 1909401, 2203155, 3182335, 5728203, 9547005, 28641015]

約数ペア:

[(1, 28641015), (3, 9547005), (5, 5728203), (9, 3182335), (13, 2203155), (15, 1909401), (39, 734385), (45, 636467), (65, 440631), (117, 244795), (173, 165555), (195, 146877), (283, 101205), (519, 55185), (585, 48959), (849, 33735), (865, 33111), (1415, 20241), (1557, 18395), (2249, 12735), (2547, 11245), (2595, 11037), (3679, 7785), (4245, 6747)]