28869555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 55706112

約数和(自身を除く): 26836557

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 43, 55, 65, 129, 143, 165, 195, 215, 313, 429, 473, 559, 645, 715, 939, 1419, 1565, 1677, 2145, 2365, 2795, 3443, 4069, 4695, 6149, 7095, 8385, 10329, 12207, 13459, 17215, 18447, 20345, 30745, 40377, 44759, 51645, 61035, 67295, 92235, 134277, 148049, 174967, 201885, 223795, 444147, 524901, 671385, 740245, 874835, 1924637, 2220735, 2624505, 5773911, 9623185, 28869555]

約数ペア:

[(1, 28869555), (3, 9623185), (5, 5773911), (11, 2624505), (13, 2220735), (15, 1924637), (33, 874835), (39, 740245), (43, 671385), (55, 524901), (65, 444147), (129, 223795), (143, 201885), (165, 174967), (195, 148049), (215, 134277), (313, 92235), (429, 67295), (473, 61035), (559, 51645), (645, 44759), (715, 40377), (939, 30745), (1419, 20345), (1565, 18447), (1677, 17215), (2145, 13459), (2365, 12207), (2795, 10329), (3443, 8385), (4069, 7095), (4695, 6149)]