28800465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 49735296

約数和(自身を除く): 20934831

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2131, 2703, 4505, 6393, 10655, 13515, 31965, 36227, 108681, 112943, 181135, 338829, 543405, 564715, 1694145, 1920031, 5760093, 9600155, 28800465]

約数ペア:

[(1, 28800465), (3, 9600155), (5, 5760093), (15, 1920031), (17, 1694145), (51, 564715), (53, 543405), (85, 338829), (159, 181135), (255, 112943), (265, 108681), (795, 36227), (901, 31965), (2131, 13515), (2703, 10655), (4505, 6393)]