72841881

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2494

約数の個数: 32

約数和(自身を含む): 117216000

約数和(自身を除く): 44374119

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 343, 609, 1029, 1421, 2441, 4263, 7323, 9947, 17087, 29841, 51261, 70789, 119609, 212367, 358827, 495523, 837263, 1486569, 2511789, 3468661, 10405983, 24280627, 72841881]

約数ペア:

[(1, 72841881), (3, 24280627), (7, 10405983), (21, 3468661), (29, 2511789), (49, 1486569), (87, 837263), (147, 495523), (203, 358827), (343, 212367), (609, 119609), (1029, 70789), (1421, 51261), (2441, 29841), (4263, 17087), (7323, 9947)]