172004703

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^2\times {\mathrm{257}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 249849264

約数和(自身を除く): 77844561

約数列:

[1, 3, 13, 39, 131, 257, 393, 771, 1703, 3341, 5109, 10023, 17161, 33667, 51483, 101001, 223093, 437671, 669279, 1313013, 4410377, 13231131, 57334901, 172004703]

約数ペア:

[(1, 172004703), (3, 57334901), (13, 13231131), (39, 4410377), (131, 1313013), (257, 669279), (393, 437671), (771, 223093), (1703, 101001), (3341, 51483), (5109, 33667), (10023, 17161)]