20551097565

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{24979}}^1$

素因数の和:25426

約数の個数: 48

約数和(自身を含む): 36474796800

約数和(自身を除く): 15923699235

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 389, 423, 705, 1167, 1945, 2115, 3501, 5835, 17505, 18283, 24979, 54849, 74937, 91415, 124895, 164547, 224811, 274245, 374685, 822735, 1124055, 1174013, 3522039, 5870065, 9716831, 10566117, 17610195, 29150493, 48584155, 52830585, 87451479, 145752465, 437257395, 456691057, 1370073171, 2283455285, 4110219513, 6850365855, 20551097565]

約数ペア:

[(1, 20551097565), (3, 6850365855), (5, 4110219513), (9, 2283455285), (15, 1370073171), (45, 456691057), (47, 437257395), (141, 145752465), (235, 87451479), (389, 52830585), (423, 48584155), (705, 29150493), (1167, 17610195), (1945, 10566117), (2115, 9716831), (3501, 5870065), (5835, 3522039), (17505, 1174013), (18283, 1124055), (24979, 822735), (54849, 374685), (74937, 274245), (91415, 224811), (124895, 164547)]