28963935

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 67511808

約数和(自身を除く): 38547873

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 39, 45, 55, 63, 65, 77, 91, 99, 105, 117, 143, 165, 195, 231, 273, 315, 385, 429, 455, 495, 585, 643, 693, 715, 819, 1001, 1155, 1287, 1365, 1929, 2145, 3003, 3215, 3465, 4095, 4501, 5005, 5787, 6435, 7073, 8359, 9009, 9645, 13503, 15015, 21219, 22505, 25077, 28935, 35365, 40509, 41795, 45045, 49511, 58513, 63657, 67515, 75231, 91949, 106095, 125385, 148533, 175539, 202545, 247555, 275847, 292565, 318285, 376155, 445599, 459745, 526617, 643643, 742665, 827541, 877695, 1379235, 1930929, 2227995, 2633085, 3218215, 4137705, 5792787, 9654645, 28963935]

約数ペア:

[(1, 28963935), (3, 9654645), (5, 5792787), (7, 4137705), (9, 3218215), (11, 2633085), (13, 2227995), (15, 1930929), (21, 1379235), (33, 877695), (35, 827541), (39, 742665), (45, 643643), (55, 526617), (63, 459745), (65, 445599), (77, 376155), (91, 318285), (99, 292565), (105, 275847), (117, 247555), (143, 202545), (165, 175539), (195, 148533), (231, 125385), (273, 106095), (315, 91949), (385, 75231), (429, 67515), (455, 63657), (495, 58513), (585, 49511), (643, 45045), (693, 41795), (715, 40509), (819, 35365), (1001, 28935), (1155, 25077), (1287, 22505), (1365, 21219), (1929, 15015), (2145, 13503), (3003, 9645), (3215, 9009), (3465, 8359), (4095, 7073), (4501, 6435), (5005, 5787)]