210849548

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{997}}^1$

素因数の和:1111

約数の個数: 72

約数和(自身を含む): 468285552

約数和(自身を除く): 257436004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 83, 91, 98, 166, 182, 196, 332, 364, 581, 637, 997, 1079, 1162, 1274, 1994, 2158, 2324, 2548, 3988, 4067, 4316, 6979, 7553, 8134, 12961, 13958, 15106, 16268, 25922, 27916, 30212, 48853, 51844, 52871, 82751, 90727, 97706, 105742, 165502, 181454, 195412, 211484, 331004, 362908, 579257, 635089, 1075763, 1158514, 1270178, 2151526, 2317028, 2540356, 4054799, 4303052, 7530341, 8109598, 15060682, 16219196, 30121364, 52712387, 105424774, 210849548]

約数ペア:

[(1, 210849548), (2, 105424774), (4, 52712387), (7, 30121364), (13, 16219196), (14, 15060682), (26, 8109598), (28, 7530341), (49, 4303052), (52, 4054799), (83, 2540356), (91, 2317028), (98, 2151526), (166, 1270178), (182, 1158514), (196, 1075763), (332, 635089), (364, 579257), (581, 362908), (637, 331004), (997, 211484), (1079, 195412), (1162, 181454), (1274, 165502), (1994, 105742), (2158, 97706), (2324, 90727), (2548, 82751), (3988, 52871), (4067, 51844), (4316, 48853), (6979, 30212), (7553, 27916), (8134, 25922), (12961, 16268), (13958, 15106)]