17996940285

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1\times {\mathrm{719}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 29816709120

約数和(自身を除く): 11819768835

約数列:

[1, 3, 5, 15, 43, 129, 151, 215, 257, 453, 645, 719, 755, 771, 1285, 2157, 2265, 3595, 3855, 6493, 10785, 11051, 19479, 30917, 32465, 33153, 38807, 55255, 92751, 97395, 108569, 116421, 154585, 165765, 184783, 194035, 325707, 463755, 542845, 554349, 582105, 923915, 1628535, 1668701, 2771745, 4668467, 5006103, 7945669, 8343505, 14005401, 23342335, 23837007, 25030515, 27902233, 39728345, 70027005, 83706699, 119185035, 139511165, 418533495, 1199796019, 3599388057, 5998980095, 17996940285]

約数ペア:

[(1, 17996940285), (3, 5998980095), (5, 3599388057), (15, 1199796019), (43, 418533495), (129, 139511165), (151, 119185035), (215, 83706699), (257, 70027005), (453, 39728345), (645, 27902233), (719, 25030515), (755, 23837007), (771, 23342335), (1285, 14005401), (2157, 8343505), (2265, 7945669), (3595, 5006103), (3855, 4668467), (6493, 2771745), (10785, 1668701), (11051, 1628535), (19479, 923915), (30917, 582105), (32465, 554349), (33153, 542845), (38807, 463755), (55255, 325707), (92751, 194035), (97395, 184783), (108569, 165765), (116421, 154585)]