30915882

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 69806880

約数和(自身を除く): 38890998

約数列:

[1, 2, 3, 6, 9, 18, 43, 59, 86, 118, 129, 177, 258, 354, 387, 531, 677, 774, 1062, 1354, 2031, 2537, 4062, 5074, 6093, 7611, 12186, 15222, 22833, 29111, 39943, 45666, 58222, 79886, 87333, 119829, 174666, 239658, 261999, 359487, 523998, 718974, 1717549, 3435098, 5152647, 10305294, 15457941, 30915882]

約数ペア:

[(1, 30915882), (2, 15457941), (3, 10305294), (6, 5152647), (9, 3435098), (18, 1717549), (43, 718974), (59, 523998), (86, 359487), (118, 261999), (129, 239658), (177, 174666), (258, 119829), (354, 87333), (387, 79886), (531, 58222), (677, 45666), (774, 39943), (1062, 29111), (1354, 22833), (2031, 15222), (2537, 12186), (4062, 7611), (5074, 6093)]