289331823

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 468052992

約数和(自身を除く): 178721169

約数列:

[1, 3, 11, 17, 33, 37, 51, 53, 111, 159, 187, 263, 407, 561, 583, 629, 789, 901, 1221, 1749, 1887, 1961, 2703, 2893, 4471, 5883, 6919, 8679, 9731, 9911, 13413, 13939, 20757, 21571, 29193, 29733, 33337, 41817, 49181, 64713, 100011, 107041, 147543, 153329, 165427, 236963, 321123, 366707, 459987, 496281, 515743, 710889, 1100121, 1547229, 1819697, 2606593, 5459091, 5673173, 7819779, 8767631, 17019519, 26302893, 96443941, 289331823]

約数ペア:

[(1, 289331823), (3, 96443941), (11, 26302893), (17, 17019519), (33, 8767631), (37, 7819779), (51, 5673173), (53, 5459091), (111, 2606593), (159, 1819697), (187, 1547229), (263, 1100121), (407, 710889), (561, 515743), (583, 496281), (629, 459987), (789, 366707), (901, 321123), (1221, 236963), (1749, 165427), (1887, 153329), (1961, 147543), (2703, 107041), (2893, 100011), (4471, 64713), (5883, 49181), (6919, 41817), (8679, 33337), (9731, 29733), (9911, 29193), (13413, 21571), (13939, 20757)]