78727077

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 138264672

約数和(自身を除く): 59537595

約数列:

[1, 3, 9, 11, 13, 33, 39, 67, 83, 99, 117, 121, 143, 201, 249, 363, 429, 603, 737, 747, 871, 913, 1079, 1089, 1287, 1573, 2211, 2613, 2739, 3237, 4719, 5561, 6633, 7839, 8107, 8217, 9581, 9711, 10043, 11869, 14157, 16683, 24321, 28743, 30129, 35607, 50049, 61171, 72293, 72963, 86229, 90387, 105391, 106821, 130559, 183513, 216879, 316173, 391677, 550539, 650637, 672881, 795223, 948519, 1175031, 2018643, 2385669, 6055929, 7157007, 8747453, 26242359, 78727077]

約数ペア:

[(1, 78727077), (3, 26242359), (9, 8747453), (11, 7157007), (13, 6055929), (33, 2385669), (39, 2018643), (67, 1175031), (83, 948519), (99, 795223), (117, 672881), (121, 650637), (143, 550539), (201, 391677), (249, 316173), (363, 216879), (429, 183513), (603, 130559), (737, 106821), (747, 105391), (871, 90387), (913, 86229), (1079, 72963), (1089, 72293), (1287, 61171), (1573, 50049), (2211, 35607), (2613, 30129), (2739, 28743), (3237, 24321), (4719, 16683), (5561, 14157), (6633, 11869), (7839, 10043), (8107, 9711), (8217, 9581)]