201983509

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{593}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 263450880

約数和(自身を除く): 61467371

約数列:

[1, 7, 13, 19, 91, 133, 197, 247, 593, 1379, 1729, 2561, 3743, 4151, 7709, 11267, 17927, 26201, 48659, 53963, 78869, 116821, 146471, 340613, 817747, 1025297, 1518673, 2219599, 10630711, 15537193, 28854787, 201983509]

約数ペア:

[(1, 201983509), (7, 28854787), (13, 15537193), (19, 10630711), (91, 2219599), (133, 1518673), (197, 1025297), (247, 817747), (593, 340613), (1379, 146471), (1729, 116821), (2561, 78869), (3743, 53963), (4151, 48659), (7709, 26201), (11267, 17927)]