66444417

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 108396288

約数和(自身を除く): 41951871

約数列:

[1, 3, 9, 13, 39, 43, 47, 117, 129, 141, 281, 387, 423, 559, 611, 843, 1677, 1833, 2021, 2529, 3653, 5031, 5499, 6063, 10959, 12083, 13207, 18189, 26273, 32877, 36249, 39621, 78819, 108747, 118863, 157079, 171691, 236457, 471237, 515073, 567901, 1413711, 1545219, 1703703, 5111109, 7382713, 22148139, 66444417]

約数ペア:

[(1, 66444417), (3, 22148139), (9, 7382713), (13, 5111109), (39, 1703703), (43, 1545219), (47, 1413711), (117, 567901), (129, 515073), (141, 471237), (281, 236457), (387, 171691), (423, 157079), (559, 118863), (611, 108747), (843, 78819), (1677, 39621), (1833, 36249), (2021, 32877), (2529, 26273), (3653, 18189), (5031, 13207), (5499, 12083), (6063, 10959)]