64490517

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1647

約数の個数: 48

約数和(自身を含む): 117062400

約数和(自身を除く): 52571883

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 637, 819, 1029, 1607, 1911, 3087, 4459, 4821, 5733, 11249, 13377, 14463, 20891, 33747, 40131, 62673, 78743, 101241, 146237, 188019, 236229, 438711, 551201, 708687, 1023659, 1316133, 1653603, 3070977, 4960809, 7165613, 9212931, 21496839, 64490517]

約数ペア:

[(1, 64490517), (3, 21496839), (7, 9212931), (9, 7165613), (13, 4960809), (21, 3070977), (39, 1653603), (49, 1316133), (63, 1023659), (91, 708687), (117, 551201), (147, 438711), (273, 236229), (343, 188019), (441, 146237), (637, 101241), (819, 78743), (1029, 62673), (1607, 40131), (1911, 33747), (3087, 20891), (4459, 14463), (4821, 13377), (5733, 11249)]