64987719

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{3259}}^1$

素因数の和:3319

約数の個数: 24

約数和(自身を含む): 96078720

約数和(自身を除く): 31091001

約数列:

[1, 3, 17, 23, 51, 69, 289, 391, 867, 1173, 3259, 6647, 9777, 19941, 55403, 74957, 166209, 224871, 941851, 1274269, 2825553, 3822807, 21662573, 64987719]

約数ペア:

[(1, 64987719), (3, 21662573), (17, 3822807), (23, 2825553), (51, 1274269), (69, 941851), (289, 224871), (391, 166209), (867, 74957), (1173, 55403), (3259, 19941), (6647, 9777)]