989204564446

素因数分解:

$2^1\times 7^3\times {\mathrm{2531}}^1\times {\mathrm{569731}}^1$

素因数の和:572285

約数の個数: 32

約数和(自身を含む): 1731073708800

約数和(自身を除く): 741869144354

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2531, 5062, 17717, 35434, 124019, 248038, 569731, 868133, 1139462, 1736266, 3988117, 7976234, 27916819, 55833638, 195417733, 390835466, 1441989161, 2883978322, 10093924127, 20187848254, 70657468889, 141314937778, 494602282223, 989204564446]

約数ペア:

[(1, 989204564446), (2, 494602282223), (7, 141314937778), (14, 70657468889), (49, 20187848254), (98, 10093924127), (343, 2883978322), (686, 1441989161), (2531, 390835466), (5062, 195417733), (17717, 55833638), (35434, 27916819), (124019, 7976234), (248038, 3988117), (569731, 1736266), (868133, 1139462)]