28749369

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 43683840

約数和(自身を除く): 14934471

約数列:

[1, 3, 11, 31, 33, 93, 157, 179, 341, 471, 537, 1023, 1727, 1969, 4867, 5181, 5549, 5907, 14601, 16647, 28103, 53537, 61039, 84309, 160611, 183117, 309133, 871193, 927399, 2613579, 9583123, 28749369]

約数ペア:

[(1, 28749369), (3, 9583123), (11, 2613579), (31, 927399), (33, 871193), (93, 309133), (157, 183117), (179, 160611), (341, 84309), (471, 61039), (537, 53537), (1023, 28103), (1727, 16647), (1969, 14601), (4867, 5907), (5181, 5549)]