78385671

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 145546240

約数和(自身を除く): 67160569

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 61, 63, 91, 117, 183, 189, 273, 351, 427, 523, 549, 793, 819, 1281, 1569, 1647, 2379, 2457, 3661, 3843, 4707, 5551, 6799, 7137, 10983, 11529, 14121, 16653, 20397, 21411, 31903, 32949, 47593, 49959, 61191, 95709, 98847, 142779, 149877, 183573, 223321, 287127, 414739, 428337, 669963, 861381, 1244217, 1285011, 2009889, 2903173, 3732651, 6029667, 8709519, 11197953, 26128557, 78385671]

約数ペア:

[(1, 78385671), (3, 26128557), (7, 11197953), (9, 8709519), (13, 6029667), (21, 3732651), (27, 2903173), (39, 2009889), (61, 1285011), (63, 1244217), (91, 861381), (117, 669963), (183, 428337), (189, 414739), (273, 287127), (351, 223321), (427, 183573), (523, 149877), (549, 142779), (793, 98847), (819, 95709), (1281, 61191), (1569, 49959), (1647, 47593), (2379, 32949), (2457, 31903), (3661, 21411), (3843, 20397), (4707, 16653), (5551, 14121), (6799, 11529), (7137, 10983)]