427385655

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5227}}^1$

素因数の和:5340

約数の個数: 48

約数和(自身を含む): 782945280

約数和(自身を除く): 355559625

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 79, 115, 207, 237, 345, 395, 711, 1035, 1185, 1817, 3555, 5227, 5451, 9085, 15681, 16353, 26135, 27255, 47043, 78405, 81765, 120221, 235215, 360663, 412933, 601105, 1081989, 1238799, 1803315, 2064665, 3716397, 5409945, 6193995, 9497459, 18581985, 28492377, 47487295, 85477131, 142461885, 427385655]

約数ペア:

[(1, 427385655), (3, 142461885), (5, 85477131), (9, 47487295), (15, 28492377), (23, 18581985), (45, 9497459), (69, 6193995), (79, 5409945), (115, 3716397), (207, 2064665), (237, 1803315), (345, 1238799), (395, 1081989), (711, 601105), (1035, 412933), (1185, 360663), (1817, 235215), (3555, 120221), (5227, 81765), (5451, 78405), (9085, 47043), (15681, 27255), (16353, 26135)]