205121637

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 352714752

約数和(自身を除く): 147593115

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 127, 217, 279, 381, 651, 827, 889, 1143, 1953, 2481, 2667, 3937, 5789, 7443, 8001, 11811, 17367, 25637, 27559, 35433, 52101, 76911, 82677, 105029, 179459, 230733, 248031, 315087, 538377, 735203, 945261, 1615131, 2205609, 3255899, 6616827, 9767697, 22791293, 29303091, 68373879, 205121637]

約数ペア:

[(1, 205121637), (3, 68373879), (7, 29303091), (9, 22791293), (21, 9767697), (31, 6616827), (63, 3255899), (93, 2205609), (127, 1615131), (217, 945261), (279, 735203), (381, 538377), (651, 315087), (827, 248031), (889, 230733), (1143, 179459), (1953, 105029), (2481, 82677), (2667, 76911), (3937, 52101), (5789, 35433), (7443, 27559), (8001, 25637), (11811, 17367)]