211294516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 401184000

約数和(自身を除く): 189889484

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 149, 188, 298, 397, 596, 794, 893, 1588, 1786, 2831, 3572, 5662, 7003, 7543, 11324, 14006, 15086, 18659, 28012, 30172, 37318, 59153, 74636, 118306, 133057, 236612, 266114, 354521, 532228, 709042, 1123907, 1418084, 2247814, 2780191, 4495628, 5560382, 11120764, 52823629, 105647258, 211294516]

約数ペア:

[(1, 211294516), (2, 105647258), (4, 52823629), (19, 11120764), (38, 5560382), (47, 4495628), (76, 2780191), (94, 2247814), (149, 1418084), (188, 1123907), (298, 709042), (397, 532228), (596, 354521), (794, 266114), (893, 236612), (1588, 133057), (1786, 118306), (2831, 74636), (3572, 59153), (5662, 37318), (7003, 30172), (7543, 28012), (11324, 18659), (14006, 15086)]