12421749123

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1\times {\mathrm{7867}}^1$

素因数の和:8304

約数の個数: 48

約数和(自身を含む): 20856116736

約数和(自身を除く): 8434367613

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 353, 497, 639, 1059, 1491, 2471, 3177, 4473, 7413, 7867, 22239, 23601, 25063, 55069, 70803, 75189, 165207, 175441, 225567, 495621, 526323, 558557, 1578969, 1675671, 2777051, 3909899, 5027013, 8331153, 11729697, 19439357, 24993459, 35189091, 58318071, 174954213, 197170621, 591511863, 1380194347, 1774535589, 4140583041, 12421749123]

約数ペア:

[(1, 12421749123), (3, 4140583041), (7, 1774535589), (9, 1380194347), (21, 591511863), (63, 197170621), (71, 174954213), (213, 58318071), (353, 35189091), (497, 24993459), (639, 19439357), (1059, 11729697), (1491, 8331153), (2471, 5027013), (3177, 3909899), (4473, 2777051), (7413, 1675671), (7867, 1578969), (22239, 558557), (23601, 526323), (25063, 495621), (55069, 225567), (70803, 175441), (75189, 165207)]