663428272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{3319}}^1$

素因数の和:3402

約数の個数: 60

約数和(自身を含む): 1430793840

約数和(自身を除く): 767365568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 961, 1612, 1922, 3224, 3319, 3844, 6448, 6638, 7688, 12493, 13276, 15376, 24986, 26552, 43147, 49972, 53104, 86294, 99944, 102889, 172588, 199888, 205778, 345176, 411556, 690352, 823112, 1337557, 1646224, 2675114, 3189559, 5350228, 6379118, 10700456, 12758236, 21400912, 25516472, 41464267, 51032944, 82928534, 165857068, 331714136, 663428272]

約数ペア:

[(1, 663428272), (2, 331714136), (4, 165857068), (8, 82928534), (13, 51032944), (16, 41464267), (26, 25516472), (31, 21400912), (52, 12758236), (62, 10700456), (104, 6379118), (124, 5350228), (208, 3189559), (248, 2675114), (403, 1646224), (496, 1337557), (806, 823112), (961, 690352), (1612, 411556), (1922, 345176), (3224, 205778), (3319, 199888), (3844, 172588), (6448, 102889), (6638, 99944), (7688, 86294), (12493, 53104), (13276, 49972), (15376, 43147), (24986, 26552)]