388173685

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 492687360

約数和(自身を除く): 104513675

約数列:

[1, 5, 43, 59, 71, 215, 295, 355, 431, 2155, 2537, 3053, 4189, 12685, 15265, 18533, 20945, 25429, 30601, 92665, 127145, 153005, 180127, 900635, 1093447, 1315843, 1805459, 5467235, 6579215, 9027295, 77634737, 388173685]

約数ペア:

[(1, 388173685), (5, 77634737), (43, 9027295), (59, 6579215), (71, 5467235), (215, 1805459), (295, 1315843), (355, 1093447), (431, 900635), (2155, 180127), (2537, 153005), (3053, 127145), (4189, 92665), (12685, 30601), (15265, 25429), (18533, 20945)]