53029917

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 81593600

約数和(自身を除く): 28563683

約数列:

[1, 3, 9, 27, 37, 109, 111, 327, 333, 487, 981, 999, 1461, 2943, 4033, 4383, 12099, 13149, 18019, 36297, 53083, 54057, 108891, 159249, 162171, 477747, 486513, 1433241, 1964071, 5892213, 17676639, 53029917]

約数ペア:

[(1, 53029917), (3, 17676639), (9, 5892213), (27, 1964071), (37, 1433241), (109, 486513), (111, 477747), (327, 162171), (333, 159249), (487, 108891), (981, 54057), (999, 53083), (1461, 36297), (2943, 18019), (4033, 13149), (4383, 12099)]