2051208885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{13183}}^1$

素因数の和:13266

約数の個数: 64

約数和(自身を含む): 3827367936

約数和(自身を除く): 1776159051

約数列:

[1, 3, 5, 11, 15, 23, 33, 41, 55, 69, 115, 123, 165, 205, 253, 345, 451, 615, 759, 943, 1265, 1353, 2255, 2829, 3795, 4715, 6765, 10373, 13183, 14145, 31119, 39549, 51865, 65915, 145013, 155595, 197745, 303209, 435039, 540503, 725065, 909627, 1516045, 1621509, 2175195, 2702515, 3335299, 4548135, 5945533, 8107545, 10005897, 12431569, 16676495, 17836599, 29727665, 37294707, 50029485, 62157845, 89182995, 136747259, 186473535, 410241777, 683736295, 2051208885]

約数ペア:

[(1, 2051208885), (3, 683736295), (5, 410241777), (11, 186473535), (15, 136747259), (23, 89182995), (33, 62157845), (41, 50029485), (55, 37294707), (69, 29727665), (115, 17836599), (123, 16676495), (165, 12431569), (205, 10005897), (253, 8107545), (345, 5945533), (451, 4548135), (615, 3335299), (759, 2702515), (943, 2175195), (1265, 1621509), (1353, 1516045), (2255, 909627), (2829, 725065), (3795, 540503), (4715, 435039), (6765, 303209), (10373, 197745), (13183, 155595), (14145, 145013), (31119, 65915), (39549, 51865)]