2528019

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 4402944

約数和(自身を除く): 1874925

約数列:

[1, 3, 9, 13, 17, 31, 39, 41, 51, 93, 117, 123, 153, 221, 279, 369, 403, 527, 533, 663, 697, 1209, 1271, 1581, 1599, 1989, 2091, 3627, 3813, 4743, 4797, 6273, 6851, 9061, 11439, 16523, 20553, 21607, 27183, 49569, 61659, 64821, 81549, 148707, 194463, 280891, 842673, 2528019]

約数ペア:

[(1, 2528019), (3, 842673), (9, 280891), (13, 194463), (17, 148707), (31, 81549), (39, 64821), (41, 61659), (51, 49569), (93, 27183), (117, 21607), (123, 20553), (153, 16523), (221, 11439), (279, 9061), (369, 6851), (403, 6273), (527, 4797), (533, 4743), (663, 3813), (697, 3627), (1209, 2091), (1271, 1989), (1581, 1599)]