17927829

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 27027000

約数和(自身を除く): 9099171

約数列:

[1, 3, 9, 29, 87, 149, 261, 447, 461, 1341, 1383, 4149, 4321, 12963, 13369, 38889, 40107, 68689, 120321, 206067, 618201, 1991981, 5975943, 17927829]

約数ペア:

[(1, 17927829), (3, 5975943), (9, 1991981), (29, 618201), (87, 206067), (149, 120321), (261, 68689), (447, 40107), (461, 38889), (1341, 13369), (1383, 12963), (4149, 4321)]