672953281

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 935940096

約数和(自身を除く): 262986815

約数列:

[1, 7, 11, 13, 61, 77, 91, 103, 107, 143, 427, 671, 721, 749, 793, 1001, 1133, 1177, 1339, 1391, 4697, 5551, 6283, 6527, 7931, 8239, 8723, 9373, 9737, 11021, 14729, 15301, 43981, 45689, 61061, 69113, 71797, 77147, 81679, 84851, 103103, 107107, 121231, 143273, 483791, 502579, 571753, 593957, 672281, 848617, 898469, 933361, 1002911, 1576003, 4705967, 6289283, 6533527, 7395091, 8739653, 11032021, 51765637, 61177571, 96136183, 672953281]

約数ペア:

[(1, 672953281), (7, 96136183), (11, 61177571), (13, 51765637), (61, 11032021), (77, 8739653), (91, 7395091), (103, 6533527), (107, 6289283), (143, 4705967), (427, 1576003), (671, 1002911), (721, 933361), (749, 898469), (793, 848617), (1001, 672281), (1133, 593957), (1177, 571753), (1339, 502579), (1391, 483791), (4697, 143273), (5551, 121231), (6283, 107107), (6527, 103103), (7931, 84851), (8239, 81679), (8723, 77147), (9373, 71797), (9737, 69113), (11021, 61061), (14729, 45689), (15301, 43981)]