28281474

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^2\times {\mathrm{1033}}^1$

素因数の和:1073

約数の個数: 60

約数和(自身を含む): 68687586

約数和(自身を除く): 40406112

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 169, 234, 338, 351, 507, 702, 1014, 1033, 1053, 1521, 2066, 2106, 3042, 3099, 4563, 6198, 9126, 9297, 13429, 13689, 18594, 26858, 27378, 27891, 40287, 55782, 80574, 83673, 120861, 167346, 174577, 241722, 349154, 362583, 523731, 725166, 1047462, 1087749, 1571193, 2175498, 3142386, 4713579, 9427158, 14140737, 28281474]

約数ペア:

[(1, 28281474), (2, 14140737), (3, 9427158), (6, 4713579), (9, 3142386), (13, 2175498), (18, 1571193), (26, 1087749), (27, 1047462), (39, 725166), (54, 523731), (78, 362583), (81, 349154), (117, 241722), (162, 174577), (169, 167346), (234, 120861), (338, 83673), (351, 80574), (507, 55782), (702, 40287), (1014, 27891), (1033, 27378), (1053, 26858), (1521, 18594), (2066, 13689), (2106, 13429), (3042, 9297), (3099, 9126), (4563, 6198)]