28599705

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 51751440

約数和(自身を除く): 23151735

約数列:

[1, 3, 5, 9, 15, 37, 45, 89, 111, 185, 193, 267, 333, 445, 555, 579, 801, 965, 1335, 1665, 1737, 2895, 3293, 4005, 7141, 8685, 9879, 16465, 17177, 21423, 29637, 35705, 49395, 51531, 64269, 85885, 107115, 148185, 154593, 257655, 321345, 635549, 772965, 1906647, 3177745, 5719941, 9533235, 28599705]

約数ペア:

[(1, 28599705), (3, 9533235), (5, 5719941), (9, 3177745), (15, 1906647), (37, 772965), (45, 635549), (89, 321345), (111, 257655), (185, 154593), (193, 148185), (267, 107115), (333, 85885), (445, 64269), (555, 51531), (579, 49395), (801, 35705), (965, 29637), (1335, 21423), (1665, 17177), (1737, 16465), (2895, 9879), (3293, 8685), (4005, 7141)]