2119354804

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 4439742720

約数和(自身を除く): 2320387916

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 79, 124, 158, 217, 316, 434, 553, 868, 961, 997, 1106, 1922, 1994, 2212, 2449, 3844, 3988, 4898, 6727, 6979, 9796, 13454, 13958, 17143, 26908, 27916, 30907, 34286, 61814, 68572, 75919, 78763, 123628, 151838, 157526, 216349, 303676, 315052, 432698, 531433, 551341, 865396, 958117, 1062866, 1102682, 1916234, 2125732, 2205364, 2441653, 3832468, 4883306, 6706819, 9766612, 13413638, 17091571, 26827276, 34183142, 68366284, 75691243, 151382486, 302764972, 529838701, 1059677402, 2119354804]

約数ペア:

[(1, 2119354804), (2, 1059677402), (4, 529838701), (7, 302764972), (14, 151382486), (28, 75691243), (31, 68366284), (62, 34183142), (79, 26827276), (124, 17091571), (158, 13413638), (217, 9766612), (316, 6706819), (434, 4883306), (553, 3832468), (868, 2441653), (961, 2205364), (997, 2125732), (1106, 1916234), (1922, 1102682), (1994, 1062866), (2212, 958117), (2449, 865396), (3844, 551341), (3988, 531433), (4898, 432698), (6727, 315052), (6979, 303676), (9796, 216349), (13454, 157526), (13958, 151838), (17143, 123628), (26908, 78763), (27916, 75919), (30907, 68572), (34286, 61814)]