13305789

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:807

約数の個数: 40

約数和(自身を含む): 23479808

約数和(自身を除く): 10174019

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 757, 837, 1953, 2271, 2511, 5299, 5859, 6813, 15897, 17577, 20439, 23467, 47691, 61317, 70401, 143073, 164269, 211203, 429219, 492807, 633609, 1478421, 1900827, 4435263, 13305789]

約数ペア:

[(1, 13305789), (3, 4435263), (7, 1900827), (9, 1478421), (21, 633609), (27, 492807), (31, 429219), (63, 211203), (81, 164269), (93, 143073), (189, 70401), (217, 61317), (279, 47691), (567, 23467), (651, 20439), (757, 17577), (837, 15897), (1953, 6813), (2271, 5859), (2511, 5299)]