1920493617

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{13229}}^1$

素因数の和:13493

約数の個数: 32

約数和(自身を含む): 3034644480

約数和(自身を除く): 1114150863

約数列:

[1, 3, 7, 21, 31, 93, 217, 223, 651, 669, 1561, 4683, 6913, 13229, 20739, 39687, 48391, 92603, 145173, 277809, 410099, 1230297, 2870693, 2950067, 8612079, 8850201, 20650469, 61951407, 91452077, 274356231, 640164539, 1920493617]

約数ペア:

[(1, 1920493617), (3, 640164539), (7, 274356231), (21, 91452077), (31, 61951407), (93, 20650469), (217, 8850201), (223, 8612079), (651, 2950067), (669, 2870693), (1561, 1230297), (4683, 410099), (6913, 277809), (13229, 145173), (20739, 92603), (39687, 48391)]