67680015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{773}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 117028800

約数和(自身を除く): 49348785

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 449, 773, 1347, 2245, 2319, 3865, 5837, 6735, 10049, 11595, 17511, 29185, 30147, 50245, 87555, 150735, 347077, 1041231, 1735385, 4512001, 5206155, 13536003, 22560005, 67680015]

約数ペア:

[(1, 67680015), (3, 22560005), (5, 13536003), (13, 5206155), (15, 4512001), (39, 1735385), (65, 1041231), (195, 347077), (449, 150735), (773, 87555), (1347, 50245), (2245, 30147), (2319, 29185), (3865, 17511), (5837, 11595), (6735, 10049)]