55881819

素因数分解:

$3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1471}}^1$

素因数の和:1557

約数の個数: 40

約数和(自身を含む): 96892928

約数和(自身を除く): 41011109

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 189, 201, 469, 567, 603, 1407, 1471, 1809, 4221, 4413, 5427, 10297, 12663, 13239, 30891, 37989, 39717, 92673, 98557, 119151, 278019, 295671, 689899, 834057, 887013, 2069697, 2661039, 6209091, 7983117, 18627273, 55881819]

約数ペア:

[(1, 55881819), (3, 18627273), (7, 7983117), (9, 6209091), (21, 2661039), (27, 2069697), (63, 887013), (67, 834057), (81, 689899), (189, 295671), (201, 278019), (469, 119151), (567, 98557), (603, 92673), (1407, 39717), (1471, 37989), (1809, 30891), (4221, 13239), (4413, 12663), (5427, 10297)]