5091905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 8193024

約数和(自身を除く): 3101119

約数列:

[1, 5, 7, 13, 19, 31, 35, 65, 91, 95, 133, 155, 217, 247, 361, 403, 455, 589, 665, 1085, 1235, 1729, 1805, 2015, 2527, 2821, 2945, 4123, 4693, 7657, 8645, 11191, 12635, 14105, 20615, 23465, 32851, 38285, 53599, 55955, 78337, 145483, 164255, 267995, 391685, 727415, 1018381, 5091905]

約数ペア:

[(1, 5091905), (5, 1018381), (7, 727415), (13, 391685), (19, 267995), (31, 164255), (35, 145483), (65, 78337), (91, 55955), (95, 53599), (133, 38285), (155, 32851), (217, 23465), (247, 20615), (361, 14105), (403, 12635), (455, 11191), (589, 8645), (665, 7657), (1085, 4693), (1235, 4123), (1729, 2945), (1805, 2821), (2015, 2527)]