16217619

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 24772608

約数和(自身を除く): 8554989

約数列:

[1, 3, 11, 31, 33, 83, 93, 191, 249, 341, 573, 913, 1023, 2101, 2573, 2739, 5921, 6303, 7719, 15853, 17763, 28303, 47559, 65131, 84909, 174383, 195393, 491443, 523149, 1474329, 5405873, 16217619]

約数ペア:

[(1, 16217619), (3, 5405873), (11, 1474329), (31, 523149), (33, 491443), (83, 195393), (93, 174383), (191, 84909), (249, 65131), (341, 47559), (573, 28303), (913, 17763), (1023, 15853), (2101, 7719), (2573, 6303), (2739, 5921)]