1640802945

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{587}}^1\times {\mathrm{607}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 2642669568

約数和(自身を除く): 1001866623

約数列:

[1, 3, 5, 15, 307, 587, 607, 921, 1535, 1761, 1821, 2935, 3035, 4605, 8805, 9105, 180209, 186349, 356309, 540627, 559047, 901045, 931745, 1068927, 1781545, 2703135, 2795235, 5344635, 109386863, 328160589, 546934315, 1640802945]

約数ペア:

[(1, 1640802945), (3, 546934315), (5, 328160589), (15, 109386863), (307, 5344635), (587, 2795235), (607, 2703135), (921, 1781545), (1535, 1068927), (1761, 931745), (1821, 901045), (2935, 559047), (3035, 540627), (4605, 356309), (8805, 186349), (9105, 180209)]