203622415

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 261144576

約数和(自身を除く): 57522161

約数列:

[1, 5, 31, 43, 137, 155, 215, 223, 685, 1115, 1333, 4247, 5891, 6665, 6913, 9589, 21235, 29455, 30551, 34565, 47945, 152755, 182621, 297259, 913105, 947081, 1313693, 1486295, 4735405, 6568465, 40724483, 203622415]

約数ペア:

[(1, 203622415), (5, 40724483), (31, 6568465), (43, 4735405), (137, 1486295), (155, 1313693), (215, 947081), (223, 913105), (685, 297259), (1115, 182621), (1333, 152755), (4247, 47945), (5891, 34565), (6665, 30551), (6913, 29455), (9589, 21235)]