52721515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 81204480

約数和(自身を除く): 28482965

約数列:

[1, 5, 7, 11, 35, 55, 59, 77, 121, 211, 295, 385, 413, 605, 649, 847, 1055, 1477, 2065, 2321, 3245, 4235, 4543, 7139, 7385, 11605, 12449, 16247, 22715, 25531, 35695, 49973, 62245, 81235, 87143, 127655, 136939, 178717, 249865, 435715, 684695, 893585, 958573, 1506329, 4792865, 7531645, 10544303, 52721515]

約数ペア:

[(1, 52721515), (5, 10544303), (7, 7531645), (11, 4792865), (35, 1506329), (55, 958573), (59, 893585), (77, 684695), (121, 435715), (211, 249865), (295, 178717), (385, 136939), (413, 127655), (605, 87143), (649, 81235), (847, 62245), (1055, 49973), (1477, 35695), (2065, 25531), (2321, 22715), (3245, 16247), (4235, 12449), (4543, 11605), (7139, 7385)]