28489545

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 56908800

約数和(自身を除く): 28419255

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 149, 315, 447, 607, 745, 1043, 1341, 1821, 2235, 3035, 3129, 4249, 5215, 5463, 6705, 9105, 9387, 12747, 15645, 21245, 27315, 38241, 46935, 63735, 90443, 191205, 271329, 452215, 633101, 813987, 1356645, 1899303, 3165505, 4069935, 5697909, 9496515, 28489545]

約数ペア:

[(1, 28489545), (3, 9496515), (5, 5697909), (7, 4069935), (9, 3165505), (15, 1899303), (21, 1356645), (35, 813987), (45, 633101), (63, 452215), (105, 271329), (149, 191205), (315, 90443), (447, 63735), (607, 46935), (745, 38241), (1043, 27315), (1341, 21245), (1821, 15645), (2235, 12747), (3035, 9387), (3129, 9105), (4249, 6705), (5215, 5463)]