848516721

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{38921}}^1$

素因数の和:38993

約数の個数: 24

約数和(自身を含む): 1253599776

約数和(自身を除く): 405083055

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 1677, 7267, 21801, 38921, 116763, 505973, 1517919, 1673603, 5020809, 6577649, 19732947, 21756839, 65270517, 282838907, 848516721]

約数ペア:

[(1, 848516721), (3, 282838907), (13, 65270517), (39, 21756839), (43, 19732947), (129, 6577649), (169, 5020809), (507, 1673603), (559, 1517919), (1677, 505973), (7267, 116763), (21801, 38921)]