20769702921

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{1217}}^1$

素因数の和:1507

約数の個数: 96

約数和(自身を含む): 35447892480

約数和(自身を除く): 14678189559

約数列:

[1, 3, 9, 11, 19, 33, 43, 57, 99, 129, 171, 209, 211, 387, 473, 627, 633, 817, 1217, 1419, 1881, 1899, 2321, 2451, 3651, 4009, 4257, 6963, 7353, 8987, 9073, 10953, 12027, 13387, 20889, 23123, 26961, 27219, 36081, 40161, 44099, 52331, 69369, 80883, 81657, 99803, 120483, 132297, 156993, 172387, 208107, 254353, 256787, 299409, 396891, 470979, 517161, 575641, 763059, 770361, 898227, 994289, 1551483, 1726923, 1896257, 2289177, 2311083, 2824657, 2982867, 4878953, 5180769, 5688771, 8473971, 8948601, 10937179, 11041841, 14636859, 17066313, 25421913, 32811537, 33125523, 43910577, 53668483, 98434611, 99376569, 121460251, 161005449, 209794979, 364380753, 483016347, 629384937, 1093142259, 1888154811, 2307744769, 6923234307, 20769702921]

約数ペア:

[(1, 20769702921), (3, 6923234307), (9, 2307744769), (11, 1888154811), (19, 1093142259), (33, 629384937), (43, 483016347), (57, 364380753), (99, 209794979), (129, 161005449), (171, 121460251), (209, 99376569), (211, 98434611), (387, 53668483), (473, 43910577), (627, 33125523), (633, 32811537), (817, 25421913), (1217, 17066313), (1419, 14636859), (1881, 11041841), (1899, 10937179), (2321, 8948601), (2451, 8473971), (3651, 5688771), (4009, 5180769), (4257, 4878953), (6963, 2982867), (7353, 2824657), (8987, 2311083), (9073, 2289177), (10953, 1896257), (12027, 1726923), (13387, 1551483), (20889, 994289), (23123, 898227), (26961, 770361), (27219, 763059), (36081, 575641), (40161, 517161), (44099, 470979), (52331, 396891), (69369, 299409), (80883, 256787), (81657, 254353), (99803, 208107), (120483, 172387), (132297, 156993)]