320469669

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1331

約数の個数: 64

約数和(自身を含む): 554400000

約数和(自身を除く): 233930331

約数列:

[1, 3, 9, 13, 17, 27, 39, 43, 51, 117, 129, 153, 221, 351, 387, 459, 559, 663, 731, 1161, 1249, 1677, 1989, 2193, 3747, 5031, 5967, 6579, 9503, 11241, 15093, 16237, 19737, 21233, 28509, 33723, 48711, 53707, 63699, 85527, 146133, 161121, 191097, 256581, 276029, 438399, 483363, 573291, 698191, 828087, 913019, 1450089, 2094573, 2484261, 2739057, 6283719, 7452783, 8217171, 11869247, 18851157, 24651513, 35607741, 106823223, 320469669]

約数ペア:

[(1, 320469669), (3, 106823223), (9, 35607741), (13, 24651513), (17, 18851157), (27, 11869247), (39, 8217171), (43, 7452783), (51, 6283719), (117, 2739057), (129, 2484261), (153, 2094573), (221, 1450089), (351, 913019), (387, 828087), (459, 698191), (559, 573291), (663, 483363), (731, 438399), (1161, 276029), (1249, 256581), (1677, 191097), (1989, 161121), (2193, 146133), (3747, 85527), (5031, 63699), (5967, 53707), (6579, 48711), (9503, 33723), (11241, 28509), (15093, 21233), (16237, 19737)]