28038585

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 47646720

約数和(自身を除く): 19608135

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 751, 1965, 2253, 2489, 3755, 7467, 11265, 12445, 14269, 37335, 42807, 71345, 98381, 214035, 295143, 491905, 1475715, 1869239, 5607717, 9346195, 28038585]

約数ペア:

[(1, 28038585), (3, 9346195), (5, 5607717), (15, 1869239), (19, 1475715), (57, 491905), (95, 295143), (131, 214035), (285, 98381), (393, 71345), (655, 42807), (751, 37335), (1965, 14269), (2253, 12445), (2489, 11265), (3755, 7467)]