1828072015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1721}}^1$

素因数の和:1864

約数の個数: 64

約数和(自身を含む): 2856591360

約数和(自身を除く): 1028519345

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 89, 155, 217, 341, 385, 445, 623, 979, 1085, 1705, 1721, 2387, 2759, 3115, 4895, 6853, 8605, 11935, 12047, 13795, 18931, 19313, 30349, 34265, 53351, 60235, 94655, 96565, 132517, 151745, 153169, 212443, 266755, 373457, 586861, 662585, 765845, 1062215, 1072183, 1684859, 1867285, 2934305, 4108027, 4748239, 5360915, 8424295, 11794013, 20540135, 23741195, 33237673, 52230629, 58970065, 166188365, 261153145, 365614403, 1828072015]

約数ペア:

[(1, 1828072015), (5, 365614403), (7, 261153145), (11, 166188365), (31, 58970065), (35, 52230629), (55, 33237673), (77, 23741195), (89, 20540135), (155, 11794013), (217, 8424295), (341, 5360915), (385, 4748239), (445, 4108027), (623, 2934305), (979, 1867285), (1085, 1684859), (1705, 1072183), (1721, 1062215), (2387, 765845), (2759, 662585), (3115, 586861), (4895, 373457), (6853, 266755), (8605, 212443), (11935, 153169), (12047, 151745), (13795, 132517), (18931, 96565), (19313, 94655), (30349, 60235), (34265, 53351)]