420171843

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1097}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 731953152

約数和(自身を除く): 311781309

約数列:

[1, 3, 7, 13, 21, 23, 39, 61, 69, 91, 161, 183, 273, 299, 427, 483, 793, 897, 1097, 1281, 1403, 2093, 2379, 3291, 4209, 5551, 6279, 7679, 9821, 14261, 16653, 18239, 23037, 25231, 29463, 42783, 54717, 66917, 75693, 99827, 127673, 176617, 200751, 299481, 328003, 383019, 468419, 529851, 869921, 984009, 1405257, 1539091, 2296021, 2609763, 4617273, 6089447, 6888063, 10773637, 18268341, 20008183, 32320911, 60024549, 140057281, 420171843]

約数ペア:

[(1, 420171843), (3, 140057281), (7, 60024549), (13, 32320911), (21, 20008183), (23, 18268341), (39, 10773637), (61, 6888063), (69, 6089447), (91, 4617273), (161, 2609763), (183, 2296021), (273, 1539091), (299, 1405257), (427, 984009), (483, 869921), (793, 529851), (897, 468419), (1097, 383019), (1281, 328003), (1403, 299481), (2093, 200751), (2379, 176617), (3291, 127673), (4209, 99827), (5551, 75693), (6279, 66917), (7679, 54717), (9821, 42783), (14261, 29463), (16653, 25231), (18239, 23037)]