28228965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2677}}^1$

素因数の和:2741

約数の個数: 32

約数和(自身を含む): 48846720

約数和(自身を除く): 20617755

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 2109, 2677, 3515, 8031, 10545, 13385, 40155, 50863, 99049, 152589, 254315, 297147, 495245, 762945, 1485735, 1881931, 5645793, 9409655, 28228965]

約数ペア:

[(1, 28228965), (3, 9409655), (5, 5645793), (15, 1881931), (19, 1485735), (37, 762945), (57, 495245), (95, 297147), (111, 254315), (185, 152589), (285, 99049), (555, 50863), (703, 40155), (2109, 13385), (2677, 10545), (3515, 8031)]