208671441

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 311195520

約数和(自身を除く): 102524079

約数列:

[1, 3, 11, 33, 53, 159, 229, 521, 583, 687, 1563, 1749, 2519, 5731, 7557, 12137, 17193, 27613, 36411, 82839, 119309, 133507, 303743, 357927, 400521, 911229, 1312399, 3937197, 6323377, 18970131, 69557147, 208671441]

約数ペア:

[(1, 208671441), (3, 69557147), (11, 18970131), (33, 6323377), (53, 3937197), (159, 1312399), (229, 911229), (521, 400521), (583, 357927), (687, 303743), (1563, 133507), (1749, 119309), (2519, 82839), (5731, 36411), (7557, 27613), (12137, 17193)]