28756053

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{3257}}^1$

素因数の和:3378

約数の個数: 20

約数和(自身を含む): 43363980

約数和(自身を除く): 14607927

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 3257, 8829, 9771, 29313, 87939, 263817, 355013, 1065039, 3195117, 9585351, 28756053]

約数ペア:

[(1, 28756053), (3, 9585351), (9, 3195117), (27, 1065039), (81, 355013), (109, 263817), (327, 87939), (981, 29313), (2943, 9771), (3257, 8829)]